Wanna One Ong Seong-wu, 'a deep well-sweeted, uncoverable'

Group Wanna One arrived through the Incheon International Airport after finishing 'Wanna One World Tour ONE: THE WORLD' in Hong Kong on the afternoon of the 30th.

About Ong Seong-wu

Ong Seong-wu is a South Korean singer and actor. He is known for his participation in the survival reality show Produce 101 Season 2, where he finished in fifth place, and is a former member of the show's derivative boy group Wanna One.  Wikipedia