In season two, an entirely new power struggle emerges, causing a dangerous rift as people are divided between their loyalty to Layton and to Mr. Wilford, who has a new train, new technology and a game plan that keeps everyone guessing. While Layton battles Wilford for the soul of Snowpiercer, Melanie leads the charge on a shocking new discovery that could change the fate of humanity.
Mr. Wilford arrives and threatens Snowpiercer, so Melanie makes a move that can't be undone.
An exchange is made between the two trains, but a far greater revelation might be just over the horizon.
Melanie embarks on her most dangerous mission yet, while Layton reckons with his personal choices.
As the Big Alice crew are granted shore leave on Snowpiercer, Layton and Wilford have differing opinions on the future.
Layton and Miss Audrey make a risky play for Big Alice, but Wilford has his own plans.
Melanie fights for survival in treacherous conditions, vying to do what others before her could not.
Layton and Till investigate the murders. Wilford leads Miss Audrey down a dark path.
An engineering catastrophe on Snowpiercer forces Layton to make a difficult choice, one that might cost him everything.
Wilford presses forward on his endgame while those who are close with Layton grow anxious to learn their fates; Josie tests her newfound ability.
As the train approaches Melanie's retrieval point, Layton leads a furious attempt to try and pick her up but not without some sacrifices.