The film is claimed to be inspired by real events[1] that took place on June 5, 1992.[2]
Plot
The film follows an adventure seeking group of friends who visit a National Park to spend the day playing Airsoft. However, after discovering a building filled with dark secrets they are hunted down one by one, by the building's vicious occupants: three ex soldiers intent on keeping them from telling anyone. Their war game is turned into a reality, where they will be forced to fight for their survival.