The
explosion, in December 2015, left one person dead and injured many people, while several other people were left homeless
after the roofs of their houses were
ripped off.
Upon awakening, Colter is engaged by Christina (Michelle Monaghan), who calls him Sean and acts like they're acquaintances, a fact that disorients and panics Colter, whose confusion further amplifies when an
explosion rips through the train and he awakens again —
after a voyage through an imagistic swirl — in a dark, tiny cabin.