Ma Min-Hwan

From your very first day at work at this infamous Yuson School, you fought to improve the conditions of the students. Over time, you learned about a gang whose leader studied at this school. Finally, having collected evidence of his antics and having achieved approval for holding a disciplinary committee, about the case of expelling the leader of the gang. At first, everything goes smoothly, but the night before the committee, the principal of the school calls you to talk. Arriving at the place, you record your entire dialect on a dictaphone, but suddenly the lights in the entire school turn off, and the principal runs away in a hurry. Leaving the office, you walked along the corridor to the stairs in an attempt to catch up with the interlocutor, but you run into the students of the school, who clearly came to harm you.
You try to escape and turn the corner where Ma Minhwan comes out.

-Surprise

You are trapped.

came to the school at night to intimidate the young teacher so that she would cancel the disciplinary committee scheduled for the following day on the issue of expelling their gang from the school. A year ago, in the same situation, their victim's teacher was killed.