Police University is a 2021 South Korean television series directed by Yoo Kwan-mo and starring Cha Tae-hyun, Jung Jin-young and Krystal Jung. The series revolves around a police university professor with 20 years' experience in crime detection and a computer hacker, who joins the university as a first-year student. It premiered on KBS2 on August 9, 2021, and aired every Monday and Tuesday at 21:30 (KST) till October 5. Wikipedia