Who Screwed Who?

Kang Hyo-in has been secretly in love with his best friend of eight years, Jin Ye-geon, and he's finally ready to turn that crush into something more. Armed with a meticulous plan to win Ye-geon's heart, Hyo-in is determined to confess the "right" way. But one drunken night he can't even remember throws everything off track, and suddenly they're dating before he can make sense of what happened. Now there's just one burning question he can't ignore: what exactly did they do... and which one of them ended up on the bottom?!

(Source: Lezhin Entertainment)