Don't Open: Deadly Dorm Trap

Clara is sent back via Time Reset to 20 minutes before the murder in Room 407, knowing the Dorm Inspection is a deadly trap. Facing doubt from roommates, she blocks the door to warn them. The four girls join forces to resist, confront the intruder posing as a Dorm Supervisor, and resolve the crisis. They uncover the insider who leaked their privacy and colluded with outsiders. The case is solved, all four girls in Room 407 are safe, escape violent death, and graduate.