Because I Don't Like My Big Brother At-All--!!

S01E01 Wicked Usual Day of a Brother And Sister

January 8, 2011 10.0 25 min

Nao Takanashi has long been trying to tempt her brother, Shūsuke, into entering an immoral (i.e. incest) relationship with her, with Shūsuke barely being able to resist. Nao goes to great lengths for Shūsuke to...

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S01E02 Twintail, Attacking Brother and Sister

January 15, 2011 10.0 25 min

It turns out that Nao and Shuusuke are not related by blood. While most people would be upset after finding out something like that, Nao took it in the most positive way possible - it...

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S01E03 A Rival Appears! Brother and Sister in Huge Trouble!

January 23, 2011 10.0 25 min

Iroha coerces Shūsuke into going on a date with her, and Nao decides to follow them, while her friends, Haruka and Hirono, decide to tail her as well. Iroha takes Shūsuke various places including a...

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S01E04 If My Little Sister Wore a Swimsuit

January 30, 2011 25 min

Nao coerces Shūsuke into going to the beach with her, though coincidentally they end up running into Haruka, Hirono and Iroha, who Nao recognizes as the pigtailed girl from Shūsuke's childhood photos. Nao and Iroha...

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S01E05 Mister X Strikes Brother!

February 6, 2011 25 min

While running back from buying a new porno magazine, Shūsuke bumps into another person. They get their packages mixed up and Shūsuke ends up with a Boy's Love magazine that he immediately rips to shreds....

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S01E06 My Brother has Dreams of Black Panty Stockings

February 13, 2011 25 min

After having Iroha spy on Shūsuke and Mayuka the previous night, Nao tries putting on black pantyhose and clinging onto Shūsuke as he sleeps. Iroha and Mayuka later arrive, leading to an awkward confrontation. Mayuka...

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S01E07 My Brother and His Friends' Akiba

February 20, 2011 25 min

Shūsuke and his friends go on a trip to Akihabara in search of adult goods while Nao and Iroha decide to follow them. After visiting an adult DVD store, the group gets into an argument...

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S01E08 Aim for Brother's Top!

February 27, 2011 25 min

When Shūsuke gets a report about him failing in all of his subjects, he then realizes that he has to take a follow-up exam or risk having to take summer classes. Believing that she was...

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S01E09 Summer! Festivals! Brother and Sister's M:i:V

March 6, 2011 25 min

Shūsuke goes to a Matsuri festival with Nao and Iroha, who compete with each other to try and seduce him. Meanwhile, the A.G.E Explorers go on a quest to find a legendary pornographic treasure and...

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S01E10 Brother Saves the World

March 13, 2011 25 min

Late on night, Shūsuke spots a sexy cosplayer named Ran Yatagai on top of a vending machine. He later sees Ran, who calls herself Princess Leila, at school the next day, who invites him and...

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S01E11 Calling Out to Brother from the Center of the World

March 20, 2011 25 min

As Shūsuke puts up with more of Ran's dubious rituals, Rin forces Nao to hang out with her by threatening to tell Shūsuke that she had been stalking him, looking for an opportunity to kiss...

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S01E12 I Don't Like My Big Brother at All!!

March 27, 2011 25 min

Shusuke and Nao are left alone in the house when their parents go on an overnight trip. Nao takes the opportunity to try and seduce Shusuke by wearing a maid's outfit as he tries to...

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