Couple 1 : Hyun-jun and Sae-young, who got married after a hot romance as a campus couple, collide because of trivial everyday troubles.

Couple 2 : A doctor goes into a neighborhood drugstore and meets Hye-son. He feels attracted to her, but a dispute arises and makes their relationship awkward.

Couple 3 : In-pyo, a natural born playboy, puts his excessive
lifestyle in order and strives to become a famous actor after
becoming attracted to a kindergarden teacher.