South Korean cable channel tvN released a new poster for upcoming drama “Twenty Again” through its official Instagram account Monday. The poster displayed three different versions of Ha Nora (Choi Ji-woo) as a mother, wife and a university student. Production crew described the poster as showing Ha Nora’s transformation in three steps. “Twenty Again” portrays the campus life of Ha, a 38-year-old housewife, and will begin on Aug. 28 at 8:30 p.m. By Lee Hye-won ()