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Ryu Jun-yeol's breakthrough role was in the television series "Reply 1988", which aired on tvN from December 6, 2015 to January 18, 2016. He played the role of Choi Taek, a talented baduk player who is also a member of the neighborhood gang. The series was a critical and commercial success, and it helped to launch Ryu Jun-yeol's career as a leading actor in South Korean cinema.