Do Jung-mi, the main character who is daily to stay up all night playing games. Valentine's Day, Jungmi's Buff Chaehee I confess to the most popular senior in school and am rejected. It turned out that he was Jung-mi's online friend in the game! To achieve the unrequited love of friend Chae-hee, The hanger, the hanger, Jungmi, goes back and forth online and offline. I'm running a secret cupid operation.