Ko Woo Jin is a South Korean actor and singer. He debuted in 2018, when he was revealed as a member of the all-male group THE MAN BLK. He also appeared in the drama series “Govengers” (2018), following up with “Best Mistake” (2019) and its sequel “Best Mistake Season 2” (2020). In 2021. he appeared in the drama series “Light on Me.”