Who is the werewolf in ikon dumb dumb er mv?

Jung ChanWoo, a singer, 1998/kloc-0 was born in Korea on October 26th. He is a Korean male singer and actor and a member of the Korean men's singing group iKON.

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Jin Zhenhuan,1born on February 7, 994 in Jeju Island, South Korea, is a Korean male singer and a member of the men's team iKON.

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Koo Jun hoe, born in Korea on March 3 1997, is a Korean male singer and a member of the male voice group iKON.

I watched the MV again, but I didn't know which werewolf I was talking about, so I took screenshots of them all.

Satisfied, hope to adopt ~