O.V (오뷔, stands for OddVibe) is a South Korean rapper and dancer under Ai Grand Korea. He is the leader and one of the main dancers and main rappers of the boy group D-CRUNCH and a member of its pre-debut sub-unit Geupsik-Dan.
2018: Debut with D-CRUNCH
O.V. was the third artist of All-S Company to be revealed as a member of the boy group D-CRUNCH on June 6, 2018.
On July 6, it was announced that he will pre-debut with the sub-unit Geupsik-Dan on July 10 with the digital single "Geupsik-Dan".
He was a student in Changwon TNS Academy.