Synopsis: The Childhood Friend Equation

Cha Yi-jung, the most popular and seemingly perfect guy on campus! And his childhood friend Somi, who’s harbored a secret crush on him for years. One night, after a few too many drinks… they end up in bed together ? Was it just a momentary mistake… or the start of something real? Can Somi find out what Yi-jung truly feels for her? Or will their friendship be the only thing left between them?