But... we shouldn't do it. As Jin-goo's father suddenly leaves for England for a business trip, he stays in the same house with his stepmother, Ae-ran, who is still in an awkward relationship ...

Jae Hoon was discharged from the army and came to his idol trainee younger sister's accommodation to stay for a few days. At the house, his sister's idol trainee friends, Hyeon Joo and Yeon Joo, ...