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Seven O'Clock (Hangul: 세븐어클락; also known as 7 O'Clock, 7OC or SOC) is a South Korean boy group under STARO Entertainment. The group consists of five members: Hangyeom (Formerly A-Day), Hyun, 2Soul (Formerly Younghoon), Jeonggyu, and Taeyoung. They released their debut extended play, Butterfly Effect, on March 16, 2017, with 시계바늘 (ECHO) as its' title track. On October 2017, the m...read more