S01E01 I want to Fall in Love "He's handsome, but I can't forgive him!"
Miki's parents decide to get a divorce and swap partners with the couple they met while on vacation. The couple's son Yuu is attractive but strange.
Marmalade Boy
S01E48: A Taste of Chocolate "Sweet and bitter Valentine!"
Miki makes last-minute Valentine's Day treats. When she goes to deliver Yuu's gift, she sees him getting hit on by a female college student.
Overview
Miki's parents come home from their vacation to announce that they are getting a divorce. But what is more shocking is that they have switched partners with another couple! And to top things off, this other couple has a handsome son, Yuu, who Miki begins to develop feelings for. To make things more disturbing, everyone moves into one house. What will everyone think about Miki's family lifestyle?
Episodes
S01E02 Side Effects of a Kiss "I don't know what he's thinking."
Miki panics as Yuu almost reveals the family secret during an interview at school. Her childhood friend Ginta gets annoyed at Yuu's presence.
S01E03 Two Kisses "Yuu had a girlfriend?!"
Miki keeps thinking about the mysterious girl next to Yuu in the photo she accidentally found. Yuu and Miki go on a semi-date to a theme park.
S01E04 Ginta's Confession "I'm not gonna let him take you!"
Miki gets upset with Ginta for kissing her. When she spots Yuu's ex-girlfriend Arimi at the school gate, she uses her to get away from Ginta.
S01E05 Legend of Lovers "With all my heart in the medallion."
Ginta's confession only serves to frighten his crush. Yuu makes a fool of Ginta, then upsets him even further when he walks into the house after Miki.
S01E06 Love Game "I hate you, Ginta!"
Yuu agrees to keep quiet after discovering Meiko's secret. Ginta's cousin Tsutomu shows up to participate in a tennis game at his school.
S01E07 Hokkaido With Love "What's going on with those two?!"
Miki joins Yuu and Ginta after getting separated from her group during the school trip. Arimi asks Ginta to pretend to like her to make Miki jealous.
S01E08 The Fragrance of an Adult "I'm not jealous!"
Miki and Yuu's parents throw a barbecue to celebrate their children's safe return. Miki gets angry when her father suggests going on a family outing.
S01E09 Part-Time Job "The war of love depends on sales!"
While helping Yuu at his part-time job, Miki realizes that he has many admirers. Ginta, Arimi and Tsutomu all show up at the store and cause drama.
S01E10 Our First Night "Surprise in the bathroom♥"
Miki and Yuu spend a day shopping and eating together when they get the house all to themselves while their parents go on vacation.
S01E11 Birthday "Yuu is staring at me..."
When Yuu's mother calls to wish her son a happy birthday, Miki goes all out and puts together an impressive feast to help him celebrate.
S01E12 Smash! "I like both Yuu and Ginta..."
Ginta says that he'll stop seeing Arimi if Miki chooses to be with him. Miki gets chosen to represent her school in an upcoming tennis match.
S01E13 Love and Friendship "Ginta, please date Arimi!"
Miki talks to Ginta in private about her feelings. Arimi tells a joke that makes Miki sad to think that she's no longer Ginta's closest female friend.
S01E14 Qualification of Love "You don't deserve Yuu!"
Miki is relieved to find that Ginta and Arimi's relationship had just been an act. Arimi shows up to tell Miki that she won't let her have Yuu.
S01E15 Meiko's Secret "I wanted you to tell me..."
Ginta reassures Miki that he'll wait for her to make up her mind. The entire school finds out about Meiko's relationship with her teacher.
S01E16 A Man's Decision "Please don't quit, Na-chan!"
Miki struggles with the fact that Meiko kept her relationship a secret from her. Yuu points out that everyone has something they keep to themselves.
S01E17 Meiko's Separation "I can't say goodbye!"
Namura calls Meiko to say goodbye. Meiko tells her side of the story to Miki before leaving her to follow Namura back to his hometown.
S01E18 The Direction of Love "You can't have it the way you wanted."
Ginta and Miki come up with a plan to take Meiko on an outing to cheer her up. When they invite Yuu to come along, Arimi asks if she can join them.
S01E19 Marriage Feud "Don't say it's ridiculous!"
Miki and Yuu's parents finalize their marriages. Yuu sticks by Miki's side to make sure she is feeling okay about the complicated situation.
S01E20 Doubtful Twosome "Yuu and Satoshi are a couple?!"
Miwa and Yuu are rumored to be an item. Miki challenges Miwa at the school marathon after witnessing a strange exchange between the two boys.
S01E21 Trip to Karuizawa "Just as I thought... Strange!"
Yuu has been too busy to talk to Miki during summer because of work. For some reason, Miwa shows up at their family vacation to see Yuu.
S01E22 Double Date "I like you, but we don't understand each other!"
Yuu and Miwa invite Miki and Meiko out to see a movie. Miki stops worrying when she realizes that Yuu wants to help Miwa get together with Meiko.
S01E23 Shocking Confession "Yuu, what are you talking about?"
Meiko invites her friends to vacation at her family's place in Izu. They meet Arimi and her posse at the beach and get together at night to hang out.
S01E24 The Secret of His Birth "I can't leave Yuu alone!"
Miki becomes concerned about Yuu after learning his secret. Ginta gets showered with attention for his important upcoming tennis match.
S01E25 Real Kiss "Yuu, I love you!"
Miki decides to tag along to support Yuu during the confrontation with his father. During the meeting, unexpected new information comes to light.
S01E26 New Anxiety "I'm too afraid to be happy."
Yuu and Miki enjoy an ordinary morning together after their conversation at the beach. Miki hopes that her feelings for Yuu will last forever.
S01E27 Love Worries "How long will this happiness last?"
Miki starts to feel insecure when Yuu accepts his mother's job offer to appear in a commercial with a beautiful young model named Suzu.
S01E28 Unstable Feelings "I'm going to get a part-time job!"
Yuu gets very busy with his job and commercial shoots. Despite barely having time to see Miki, Yuu makes sure to keep her in his thoughts.
S01E29 Obstacle to love "I Can't Find The Medallion!"
Miki can't bring herself to tell Yuu that she lost the medallion. Her co-worker Kei, on the other hand, doesn't tell Miki that he has it.
S01E30 Rival "I Love You, Yuu."
Yuu's reluctance to talk about the commercial makes Miki's mind wander to dark places. Kei keeps missing the chance to tell Miki about the medallion.
S01E31 Suzu and Kei "These Two Make Me Nervous..."
Miki's mind fills with doubt about Yuu's tutoring arrangement with Suzu. Miki follows Kei into a live music venue after work.
S01E32 Love at the school festival "Yuu And Kei's Concert."
After seeing Miki in Kei's arms, Suzu jumps to the conclusion that she must be cheating on Yuu. Miki gets glared at by Suzu at the school festival.
S01E33 Lost love "I Love You!"
Miki suffers in silence as the four parents discuss the topic of Suzu kissing Yuu at the concert. Suzu asks Kei about his relationship with Miki.
S01E34 Breakup Premonition "The Halloween Conspiracy."
Miki wonders if Yuu is cold to her because of what happened at work. Yuu unwittingly shows up to a Halloween party at Suzu's house.
S01E35 Crossing each other's path "You mean we are going to break up?"
Miki mistakenly thinks that Yuu wanted to keep the party a secret from her. All goes according to Suzu's plan as Yuu and Miki begin to drift apart.
S01E36 I'm alone "I'll make you forget him!"
Yuu leaves Miki behind to go travel by himself. Kei gives the medallion back to Miki, but he won't forgive Yuu for making her sad.
S01E37 Tearful reunion "I thought it was over between us..."
Yuu's old friend Anju starts calling him every day. Miki pretends not to mind in order not to come across as being jealous again.
S01E38 Anju's feelings "I want to be next in line to Miki!"
Ginta and Arimi grow closer together after the embarrassing incident. Miki learns from Yuu that Anju helped him deal with his problems in the past.
S01E39 A bitter love "I've loved Yuu for a long time..."
After revealing her feelings, Anju begs Miki if she can borrow Yuu for a day. Miki is unable to object despite being uncomfortable with the idea.
S01E40 A Holy night "I'm alone on Christmas Eve..."
Anju contemplates getting a potentially fatal surgery. Miki's uncertainty grows when Yuu reveals he didn't know what to say after Anju's confession.
S01E41 The morning of lovers "Merry Christmas."
Kei performs his original piano music for Miki on Christmas Eve. Yuu rushes to Anju's side after being notified that she has collapsed.
S01E42 New Year's pattern of love "It's going to be a wonderful year."
Miki gets a toy ring from Yuu when they pay a New Year's visit to the shrine with their friends. Suzu's father tells Yuu to consider studying abroad.
S01E43 Ski trip "I won't let you two be alone!"
After making an assumption that Yuu is planning to go on a trip with Miki, Suzu tries to ruin their travel plans by convincing everyone to go skiing.
S01E44 Our future "Yuu's dream, my dream?"
Miki realizes that she hasn't given much thought about her future career path. Meiko believes her dream of becoming a writer is unrealistic.
S01E45 Meiko's turnabout "I'm going to Hiroshima!"
Meiko receives a lot of media attention for her story about heartbreak after Miwa enters a prestigious writing contest on her behalf.
S01E46 To Hiroshima... "Let Me Be By Your Side Again!"
Despite being told not to get her hopes up, Meiko heads to Hiroshima to see Namura. There, she tells him she wants to be by his side and keep writing.
S01E47 Couple on the beach "Because I care about you..."
Meiko returns to her hotel with Miki after getting rejected again. Frustrated at his inability to help, Miwa tries to punch the truth out of Namura.
S01E48 A Taste of Chocolate "Sweet and bitter Valentine!"
Miki makes last-minute Valentine's Day treats. When she goes to deliver Yuu's gift, she sees him getting hit on by a female college student.
S01E49 The Shape of Love "It's difficult to be happy."
Meiko gets engaged to be married to Namura after graduating high school. Miwa and Meiko meet up at the library to straighten things out.
S01E50 The Foreign Exchange Student Appears "Michael's... Strange!"
The parents arrange to host a foreign exchange student at their place. Miki mistakes the new arrival for Yuu and runs straight into his arms.
S01E51 Love triangle "Someone's messing things up..."
Miki barely has time to talk to Yuu as Michael settles in to his new surroundings. Yuu finds it hard to tell Miki about his plan to study abroad.
S01E52 Making a decision under the moonlight "Yuu, Don't leave me alone!"
Miki feels betrayed about Yuu's decision to go to America. Yuu says that his feelings for her will never change, but Miki finds that hard to believe.
S01E53 Making a memory "I won't regret it if anything happens."
Miki and Yuu plan an overnight trip before he departs for New York. Michael shows up in Hakone under the impression that they're on a group trip.
S01E54 New life "Yuu, How are you doing?"
Yuu quickly makes friends at his dorm. The blond and beautiful Jinny offers to show Yuu around after falling in love with him at first sight.
S01E55 Ripples again "New York is too far away!"
Jinny claims that Yuu and Miki are not in a real relationship if they haven't gone beyond the kissing stage. Kei wins a music contest back in Japan.
S01E56 Lost pathway to love "My boyfriend is Yuu but..."
Miki and Meiko begin to feel the effects of being in a long distance relationship. Michael asserts that he will steal Miki's heart while Yuu is away.
S01E57 Passing each other "I can't bear it! I'm so lonely..."
Meiko's parents ignore their daughter's pleas for them to meet Namura. Namura's calm attitude feeds Meiko's insecurity as he encourages her to write.
S01E58 Tone of a love confession "I want you to see me as a man!"
Miki and her friends attend Kei's piano competition. Although it puts him at a disadvantage, Kei chooses to play the piece he wrote for Miki.
S01E59 An uneasy weekend "I want to hear Yuu's voice!"
Miki agonizes over being told that Yuu has a girlfriend in America. Yuu runs into Anju and invites her to spend a weekend with him and his friends.
S01E60 My love is far away "Yuu is in front of me."
Miki calls Yuu's dorm and discovers that he went away for the weekend with Jinny and his other friends. Michael and Kei get into a fight in public.
S01E61 New York trap "Yuu, was I stupid?"
Miki decides to go see Yuu. While she convinces their parents that she is visiting New York to help Meiko, she fails to tell Yuu about her trip.
S01E62 Goodbye "I can't be your girlfriend anymore."
Miki considers going back to Tokyo without ever seeing Yuu. When Will calls Anju to ask her out, Yuu finds out that Miki is in town.
S01E63 Holding back the tears "I want to be alone."
Michael confesses his feelings to Miki after her breakup with Yuu. Kei sees through Miki's facade as she tries to put on a brave face.
S01E64 A pair's problems "I want to hear your voice."
Will explodes with anger when Jinny reveals what she has done. When Yuu calls home to talk to Miki, Michael tells him that she is on a date with Kei.
S01E65 Solid decision "Miki... I'll take her."
A package arrives from Yuu. Miki talks to Anju about the sad truth. Kei arrives in New York for a competition and tells Yuu about his intentions.
S01E66 New choice "You don't have to forget him."
Miki decides to move on, but she keeps seeing things that remind her of Yuu. Michael and Kei take Miki to a theme park to help her make up her mind.
S01E67 Friends "I need Kei!"
Miki decides to start going out with Kei. Unable to accept Kei as a suitable choice, Ginta cancels a date with Arimi in order to look after Miki.
S01E68 Indecisive lovers "Goodbye... Ginta."
Arimi decides to break up with Ginta. After hearing Arimi's side of the story, Miki tells her that she and Ginta should express their feelings more.
S01E69 The courage to love "I've decided!"
Yuu makes up his mind to go to Japan after talking with a friend. Anju finds herself falling back in love with Yuu as he expresses his kindness.
S01E70 I'm home "What kind of face should I put on to meet him?"
Yuu heads back to Japan for the first time since the breakup. Miki feels uncertain as she goes to the airport to see him with her family.
S01E71 A night of stars & the moon "Although we're near each other... I'm lonely."
Miki goes camping with her friends and family. Despite being playful with Kei, Miki can't help but feel sad about her current situation with Yuu.
S01E72 Half brother and sister "Our happiness is breaking down."
Miki and Yuu discuss getting each other presents to make up for the birthdays they missed while they were apart. Yuu finds his father's old photos.
S01E73 Farewell "I had to do it..."
Yuu's words shatter Miki's world into a thousand pieces. In order to prevent the family from falling apart, Yuu chooses to keep the truth to himself.
S01E74 A box of memories "Bye bye, Yuu."
Judging from Miwa's serious tone, Meiko deduces that Yuu must be hiding something. Miki stores away all of the things she ever received from Yuu.
S01E75 Brother and sister?! "We have to be separate!"
Meiko gives Miki the courage to go see Yuu in New York. When Miki confronts him with her feelings, Yuu is left with no choice but to tell his secret.
S01E76 Departure "Our love progresses."
Yuu's American friends approve of his relationship with Miki after seeing their determination. Miki and Yuu's parents straighten out the facts.
Cast
Mariko Kouda
Miki Koishikawa (voice)
Ryotaro Okiayu
Yuu Matsuura (voice)
Wakana Yamazaki
Meiko Akizuki (voice)
Jun'ichi Kanemaru
Ginta Suou (voice)
Akira Ishida
Kei Tsuchiya (voice)
Shinichiro Ohta
Satoshi Miwa (voice)
Aya Hisakawa
Arimi Suzuki (voice)
Toru Furuya
Shin'ichi Namura (voice)
Kazunari Tanaka
Tsutomu Rokutanda (voice)
Sakura Tange
Suzu Sakuma (voice)
Hikaru Midorikawa
Michael Grant (voice)
Toshiyuki Morikawa
Brian Grant (voice)
