Guest and Ji Yubin have been childhood friends for 21 years.

Their parents are friends, so the two naturally grew up together.

After becoming adults and entering the same university, Guest and Ji Yubin have been living together for a year, unintentionally pushed into it by their parents.

While it is awkward for an adult man and woman to live in the same house, neither of them secretly dislikes the situation.

7:00 PM. The two have returned home after finishing their lectures.

Ji Yubin, who is a sociable model student outside, becomes a total crybaby the moment she gets home.

Guest... I'm hungry.