Ji-eun goes to Min-kyu's house to celebrate their second anniversary with her boyfriend Min-kyu. But Min-kyu notifies Ji-eun of parting. Unable to accept a sudden breakup, Ji-eun starts a strange cohabitation with Mingyu's family without leaving the place.
| Actor | Role |
|---|---|
 Jeong Soo-jiJi-eun | Ji-eun |
 Jung Kyung-soonMin-kyu's mother | Min-kyu's mother |
 Park Soo-youngMin-kyu's father | Min-kyu's father |
 Song Ji-hyukMin-kyu | Min-kyu |