A middle-age couple visit a temple in Chuncheon where they spent their first night together 30 years prior. On the way, one of them cannot find their phone and hurries to find it. As the night unravels, they will come across an ex-lover, a friend, and a young couple who resemble them 30 years ago.

Winter's Night

32-year-old Siheon, a delivery worker at Eurwangni Beach, is soon to be a college student. One day, as he is congratulated by the aunties at the restaurant, a Japanese man approaches and informs him his mother is dead. 30-year-old Ryota is the son of Siheon’s mother who left young Siheon and have a new family of her own in Japan. The brothers who met for the first time and Siheon’s friend Yejin head to Siheon’s old house in Chinatown where his mother’s trinkets are buried.

Walking Backwards

Photographer Hyeri receives a wedding invitation from her old friend/ex lover. Hyeri is not sure whether she will go or not. Curator Juhyun is very comfortable about her sexuality and confident. Hyeri, who is not honest to herself, falls for Juhyun slowly.

Floating Deep Down Summer

Jung-hoo finds 'Young' resembling his mother's back in the sea and takes a picture. Through Jung-hu's friend, Young learns photography from Jeong-hu's father. Afterwards, Sang-il dies of an illness and 'Young' leaves Jeong-hu's side.

Ghost Image

Finishing his military service, Ji-hyeon goes back to college, only to face difficult family issues and rumors to abolish departments of college he is belonged to. At a literary club meeting, Ji-hyeon meets Hye-rin, who shares his concerns, and have an impulsive sex after the meeting.