One day before the infamous mansion incident, Rebecca Chambers, the only surviving member of the Bravo team of the S.T.A.R.S. organization, is sent in with the rest of the Bravos, to a remote location in Raccoon Forest where they discover a burning wagon off in the distance, and a mysterious train, the team splits up and heads in two directions, Rebecca heading for the train. They went in to find answers to the brutal "cannibal murders" but what they discover is a conspiracy that they never could've imagined.