4th Period Mystery
4교시 추리영역
Watch 4th period mystery Free Movies Online. During fourth period, high schooler Da-jeong finds her classmate Tae-gyu dead in a classroom and Jeong-hun standing in front of him with blood on his clothes. In order to stop Jeong-hun from becoming the prime suspect, Da-jeong must help him find the real murderer, who is still inside the school building, under 40 minutes before period four ends.
- Genre: Crime, Mystery, Thriller, Action
- Country: South Korea
- Director: Lee Sang-yong
- Cast: Yoo Seung-ho, Kang So-ra, Jo Sang-geun, Jeon Jun-hong, Jeong Seok-yong, Park Cheol-min, Rie Young-zin, Kim Dong-beom, Jo Yoon-hee, Lee Chan-ho, Min Kyung-jin, Im Soo-hyang, Kim Young-woong, Jung Young-ki, Oh Jin-ha, Choi Hong-rak, Kim Min-su,
