Park Min Rin (you) is an almost normal girl who had to stay two years in hospital without knowing the reasons, she just wants to go back to her normal life when she's able to leave hospital. She gets to meet seven nice, funny and hot guys, who named their group Bangtan. They're related to her childhood friend, Ha neul, who always get herself in trouble and relies on others. Her life starts again with a lot of changes and surprises.  

Rapper Jenissi of Topp Dogg keeps on dreaming about a beautiful and mysterious woman. What will you do when the guy suddenly grabs your arm at night in a convenience store?

"I don't need anyone, friends are only meant to hurt you and love is worse, loneliness is my only friend" Kim Byung joo is a unfriendly guy and he keeps lying to himself about a lot of things. Nobody seems to like him and he's bullied by some classmates. There's this guy, named Kim Hansol, who's trying to talk to him but Byung joo hates the person because of his perfection.