Oh Se-eun

as Kumdo Club Student

as Joo Ye-eun (eps 2, 12)

as Bong Wool-yi

as Party Guest

as Kim Hyun-mi (eps 9)

as Song Jae-hyung

as Hong Jun Hee

as Yoo Ja-sun

as Maid (eps 3)

as Ahn Jung-eun's Friend (eps 7)

as Kang Hae-jin (young)

as Bully Student (eps 14-15)

as Song Je-in

as Student

as Female Student (eps 6)

as Yoo Min

as Student

as Cha Hyeon Ji