At a long overdue class reunion, Yi-won receives a wedding invitation from his ex-girlfriend. In the midst of Yi-won's confusion, he meets Tae-eun, who suddenly asks him out for a one-night stand. Yi-won ends up sleeping with Tae-eun, and the more time they spend together, the more curious he becomes about Tae-eun. They went to school together, and he's a third-generation chaebol. But when Yi-won starts to see a different side of Tae-eun, he discovers a secret that Tae-eun has been keeping to himself since their university days...

Original Novel:
RIDI, Bomtoon, Mr Blue, Bookcube

Original Webtoon:
R19: Ridibooks, MrBlue, Naver Series, KakaoPage, Lezhin, BookCube, Mootoon, Qtoon, Onestory, Nate, Toon365, ZzangComic, Aladin, KyoboBook, Yes24
R15: Ridibooks, MrBlue, Naver Series, KakaoPage, Lezhin, BookCube, Mootoon, Qtoon, Onestory, Nate, Toon365, ZzangComic, Aladin, KyoboBook, Yes24

Official Translation:
T.Chinese
Japanese: Comico, Beltoon, Lezhin