Han Ha-neul, nicknamed Yeomisae and who dreams of being a campus couple, witnesses what appears to be a shady drug deal involving a creepy-looking man. Terrified, Ha-neul desperately flees the scene... However, as if by a twist of fate, he encounters the drug-dealing man, Choi Da-jeong, again in a club he joined to be closer to his crush. And somehow, Da-jeong ends up visiting Ha-neul's place...?! This is a warm, fluffy, and dizzyingly sweet unrequited love romance between Ha-neul, who is a bit of an airhead, and the surprisingly charming Da-jeong!