두 명의 우주

이수민

Kim Byeol

Inseong

Sin U-Ju

Ryu Ui-hyun

Baek U-Ju

Bae Woo-hee

Seo Ro-Hui

Kim Ji-hoon

So Jae Hyuk

박승연

Ko Hye Mi

Ha-min

Park Hyun

Lee Bo-lim

[Byul's ex-boyfriend's lover]