4th Period Mystery
You can now watch the entire 4th Period Mystery movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.
During fourth period, high schooler Da-jeong finds his 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.