Suddenly learning she is terminally ill, Se-yeon asks her husband, Jin-bong the absurd task of helping her find her first love, and he unwillingly joins her search. Along their journey, Se-yeon and Jin-bong are reminded of the most glittering, beautiful moments of their lives.

Ryu Seung-ryong
as Kang Jin-bong

Yum Jung-ah
as Oh Se-yeon

Park Se-wan
as Young Oh Se-yeon

Ong Seong-wu
as Park Jeong-woo

Shim Dal-gi
as Hyun-jeong

Ha Hyun-sang
as Kang Seo-jin

Kim Da-in
as Kang Ye-jin

Park Young-kyu
as Jin-bong's Father

Kim Hye-ok
as Jin-bong's Mother

Jeon Moo-song
as Mr. Choi