Cast

B
Bae Suzy
as Ko Hye-mi
K
Kim Soo-hyun
as Song Sam-dong
I
IU
as Kim Pil-sook
J
Jang Woo-young
as Jason
H
Hahm Eun-jung
as Yoon Baek-hee
O
Ok Taec-yeon
as Jin Guk
P
Park Jin-young
as Yang Jin-man
A
Ahn Sun-Young
as Kang Oh-seon
A
Ahn Seo-hyun
as Ko Hye-sung
H
Han Bo-reum
as Ha So-hyeon
K
Kang So-ra
as Shin Hae-sung
J
Jeong Ah-rin
as Jung Ah-jung
J
Jeong Jin-woon
as Jin Yu-jin
U
Uhm Ki-joon
as Kang Oh-hyuk
P
Park Ji-yeon
as Rhee-ahn
B
Bae Yong-jun
as Jung Ha-myung
I
Im Jae-beom
as JB
J
Jeon Min-Joon
as Jo In-sung
H
Hyolyn
as Nana
L
Lee Byung-joon
as Si Beom-soo
P
Park Seo-jun
as Si-woo
A
An Kil-kang
as Ma Doo-sik
Y
Yoo So-young
as Park Soon-dong
L
Lee Yoon-mi
as Maeng Seung-hee
A
Ailee
as Ailee
J
Jinyoung
as Jung Ui-bong
J
Jeong Yeon-joo
as Yi-seul
K
Kim Jung-tae
as Lee Kang-cheol
I
IU
as Herself
B
Bae Suzy
as Herself
J
Jang Woo-young
as Himself
P
Park Jin-young
as Himself
O
Ok Taec-yeon
as Himself
A
Ahn Seo-hyun
as Herself
H
Hahm Eun-jung
as Herself
K
Kim Soo-hyun
as Top Star Playing Song Sam-dong
P
Park Eun-bin
as Go Hye-sung