Ha Yoo-joon
Sa Gye
Comedy · Drama · Mystery
When a K-pop star's band kicks him out, he enrolls in college and falls for a music student, who might be the key to his next musical venture.
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Sa Gye
Kim Bom
Seo Tae Yang
Cho Sang Hun
Seo Min Chul
Kim Ja Yeong
Bae Gyu-ri
Jo Ji-na
Kong Jin Gu
Lee No
President of Hanju University
Yun Seung Su
Kang Seok Hui
Mok Yeo Jin
Kim Bom mother
Sa Gye (young)
Kim Bom (young)
Professor