"Years after being coldly rejected by his crush, Lee Yeon finds himself in the same university as his sunbae. But when obsession replaces affection, how far will he go to make his sunbae his - even if it means crossing the line?"

Dawn a 19 years old girl who wanted to stop been referred to as Bloody Mary, devices a plan to get rid of the name and decided to date the most cutest and popular boy in school Daniel to get rid of the name. After so many failed attempts to get him to notice her she gives up. Will the two notice each other? Read more to find out.