
S01E01 Ju-won, San-ha, and Hae-joon Meet
A family of three moves into the Oryun Mansion Complex, and Ju-won meets San-ha, the brother she always wanted, for the first time. Despite Ju-won's eager wish to get to know him, San-ha has trouble...
Hae-joon finds out that San-ha is struggling with insomnia and taking medication. So-hui comes to visit San-ha alone without telling Jeong-hee and asks him to stay with her and Jeong-hee. Dal keeps trying to hide her feelings for Hae-joon. Meanwhile, a big secret between Ju-won and San-ha is about to be revealed by none other than Hae-joon.
A youth romance about two men and woman who aren't blood related but treated each other as family during their teens and how they meet again after 10 years.