Lee Tae-Jin (Choi Cheol-Ho) places an ad in the newspaper to have a reunion with astronomy club members from grade school. Im Ji-Hyun (Kim Ji-Su), Seo Young-Wook (Ryu Jung-Han), Lee Tae-Jin, & Kim Mi-Hee (Lee Ah-Hyun) all gather for the first time in 30 years for their reunion. The former club members recall their carefree, youthful days, but they all face difficult situations in their present lives.
