While on a road trip to visit her boyfriend in Montana, Danielle Sullivan and her sister Grace are kidnapped by a truck driver on a remote part of the highway,…

Forced to form an unlikely team, Cassie and Jenny set out to continue the search for the missing girls. Meanwhile, Danielle, Grace and Jerrie get to work on planning their…

Still on the search for the missing girls, Cassie grows more suspicious of Legarski after a threatening conversation between the two. Meanwhile, Grace manages to make headway on the girls’…

Unsatisfied with the investigation now that the girls’ disappearance has made headlines, Cassie and Jenny take things into their own hands, tapping into their individual strengths to make headway in…

Jenny and Cassie feel as if they’re closing in on Legarski, but they are racing against the clock as he and Ronald are preparing to move the girls. Jerrie makes…

Jenny and Cassie officially team up to track down Ronald. Merilee struggles with the fact she didn’t truly know her husband. Helen learns about her son’s deeds.

Tensions between Third Class and First Class are boiling as Melanie stages the trial of the Snowpiercer killer. Third Class threatens a work stoppage, demanding representation on the jury, and…

A grisly murder stokes class division on Snowpiercer, the Great Ark Train. Melanie Cavill, the powerful head of hospitality, deputizes a dangerous rebel to help solve the killing — Andre…

Layton uses his new position as train detective to investigate the murder while gathering intel for the revolution on the side. Meanwhile, Melanie faces a resource crisis, with potentially drastic…

David goes back to where it all started.