Nima heads for Snowpiercer; Layton and the Tailies fight their way uptrain when Ruth is captured; Nima tries to cut a deal and runs to the rocket control room to…

Alex sabotages the track switch computer and, with Layton’s help, escapes to town hall; Till gets the drop on Ace and uses his sniper rifle to save Layton and Alex…

Big Alice pulls into New Eden; Layton, Josie, and Liana sit stranded in the middle of nowhere, freezing to death, when a masked soldier appears; Alex finds herself in danger.

Layton hears the deal: Liana for Big Alice; he agrees and the trains dock at the silo; while Layton, Ben, Till, Ruth, and Alex stew in a holding room, Josie…

Big Alice catches up to Snowpiercer. Milius radios them, inviting Layton over. Sensing a trap, Layton and Josie sneak onto Snowpiercer. Nima is worried Layton will be gassed and attempts…

Milius and his Animal Squad storm the train; Melanie realizes something is wrong and shuts the vault doors to the engine; when Ben’s life is threatened, Melanie surrenders the engine.

Nine months after Snowpiercer and Big Alice parted ways, Till and Ben encounter unforeseen enemies when Melanie sends them off the train on a reconnaissance mission. Meanwhile, the residents of…