Ha Yoon, having never been in a long-term relationship, hoped her current boyfriend, Nam Tae Ryun, would be the one to change that. But when he announces he wants to break up before their 100th day, Ha Yoon fights to keep the relationship alive. She proposes a month-long "break-up grace period," allowing them time apart without ending things. Tae Ryun agrees, and they draw up a contract. Meanwhile, Ha Yoon signs another contract with her best friend, Kang Jin. As Tae Ryun grows jealous of their time together, he begins to question whether he's ready to let her go.
(Source: MyDramaList)
