Tae-Jun, a public student, leaves her girlfriend Junghyun behind, breaks up with Yura, whom she met at her study, and breaks up with Junghyun. After the breakup, Tae-jun becomes a public servant, meets Min-ah, the mayor’s daughter, promises marriage, and hires a maid for the newlyweds. However, the maid who visited was Junghyun, her first love…!?