언더나인틴

李赫宰

MC

金所泫

MC

许率智

Vocal mentor

크러쉬

Vocal Mentor

裴玹浚

金俊抒

Self - Contestant

신예찬

Self - Contestant

Kim Tae-woo

Self/ Contestant

Jung Jinsung

Self/ Contestant

郑泽贤

Self/ Contestant

Jeon Doyeom

Self/ Contestant

Yoo Yongha

Self/ Contestant