W.H.Y. : What Happened to Your relationship
Season (1)
Season 1
Cast
Jung Gun-joo
Cha Yeon-wu
Oh Ah-yeon
Song Da-in
Yoo Dong-guk
Oh Seul-gi
Hwang In-yeop
Gi Jae-young
Lee Ji-won
Lee Han-na
Lee So-hee
Yeo Ju-hyun
Kim Young-jae
[Dain's ex-boyfriend]
Choi Hee Seung
Kim Min Woo (Ep. 2) | Guest Role
Im Hwe Jin
Kwak Jun Mo (Ep. 2) | Guest Role
