Ji-ho moves into the townhouse as the housemate. She is sure that the landlord, Se-hee is a woman.

The landlord, Se-hee turns out to be a man who Ji-ho kissed last night. They can't live together.

Ji-ho accepts Se-hee's proposal. Soon, Se-hee takes his words back, but Ji-ho is still puzzled.

Ji-ho and Se-hee negotiate the conditions they want for a two-year marriage contract for moving in.

Se-hee and Ji-ho carry on the plan and persuade their parents about the no wedding ceremony.

Se-hee gives Ji-ho a hand who was crying with her mother's letter. The wedding makes her emotional.