Karen (Ilona Elkin), a traumatised woman, has a horrific nightmare involving a subway train. The Flashback (narrative) plot follows her trapped in a subway. A Christian doomsday cult, which has been consuming and distributing hallucinogen-laced muffins that make people see visions of flashlight-eyed demons. On a texted signal, they take over services and begins massacring non-believers throughout the city, believing it is their mission to "save" the souls of humanity for God, which can only be accomplished by killing people with swords and daggers. As a result of the attack, Mike spends a lot of time whining. A group of surviving train passengers and subway workers try to fight off and escape the cultists, but die one by one, leaving only Karen, Mike, and Viviane are alive when the cultists are signaled to commit a mass suicide.