Song-yi's ex-boyfriend from college, Seok Jin-ho, lives upstairs, and at the English kindergarten, she runs into her ex-best friend, Ha-na, who suddenly starts acting friendly. Ha-na, a
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Song-yi's ex-boyfriend from college, Seok Jin-ho, lives upstairs, and at the English kindergarten, she runs into her ex-best friend, Ha-na, who suddenly starts acting friendly. Ha-na, a working mom, is dealing with a crisis at work, and Song-yi unexpectedly finds herself taking care of Ha-na's kids. This helps them overcome the awkwardness that had grown between them.