The film is about the creepy stuff that happens to a group playing the popular Escape Room game. Two old friends who are really into escape rooms risk everything to rent a house for an escape game. Everything is going great. The players begin searching for clues to escape the house. However, upon discovering an unexplored room in the old house, a curse that had been sealed away for years is unleashed. The final Night Session customers who arrive at the house find themselves trapped inside the house, locked in with the curse. The escape room game has now turned into a real-life survival struggle.
