After dangling off the front end of a train at the end of a catastrophically failed train job, Angie finds herself waking up in a cement jail cell with nothing but a bed, toilet, a glass floor showcasing the zombie hoard below her, and a cryptic message on the wall… worst of all Nolan and the woman he was on the train with… Gillian, no Olivia, no Gillian… appears to be going through the exact same thing as Angie… well not exactly the same but… farts this is getting complicated.