A young woman in her 20s, Chae Meehee, visits middle-aged Cho Sungsook and insists that they were once childhood best friends. Though Cho Sungsook has never seen Chae Meehee before, they become closer at Meehee’s insistence. Their pasts cross paths as though they were traveling through time.
as Chae Mi-hee
as Cho Seong-sook
as High school girl / Kim Yoo-young
as Oh Doo-min
as Kim Ik-joo
as Cho Seong-sook (young)
as Kim Ik-joo (young)
as Lee Keun-kyoung
as Jeong Ui-hyeon
as House owner
