Prev. Teenage Dream

For as long as Jung Eunbi could remember she liked her neighbor and best friend since childhood Ok Taecyeon. They told eachother everything. One day, they decided to share who they like with eachother. To her surprise Taecyeon tells her that he likes her twin sister and her opposite, Jung Jessica. Instead of being embarassed she quickly tells him that she only looks at one of Taecyeon's friends, Park Jaebeom. Even though the two don't know eachother well, Eunbi cannot stand Jaebeom. He has almost every quailty she hates in a guy. Why did she say his name then? She had no clue. What happens when she is thrown into a fake relationship with him? More importantly, when she is the only one who knows it isn't real and everyone wants them to be together?