Choi Sung Won to star in thriller Pyramid Game

Choi Sung Won returns in 'Pyramid Game' as a teacher at Baekyeon Girls’ High School. The drama, based on a Naver webtoon, explores a school environment where a monthly popularity vote leads to bullying victims. It stars WJSN's Bona, Jang Da Ah, and Ryu Da In, premiering on February 29.