Arena

Gabriel appears to be a shy, quiet teenager but beneath the surface, he is a psychopath struggling to suppress his violent urges in order to fit into society. Everything changes when he and his classmates are caught in a mysterious storm and transported into a brutal arena where survival means fighting to the death. As chaos erupts, Gabriel faces an impossible choice: continue hiding his true nature, or unleash it to stay alive. In a world where only the strongest endure, will revealing who he really is be his greatest weapon or his downfall?

Source: Webtoon