Snowpiercer is an American post-apocalyptic dystopian thriller television series that premiered on May 17, 2020, on TNT. It is based on both the 2013 film of the same name, directed by Bong Joon-ho, and the 1982 French graphic novel Le Transperceneige by Jacques Lob, Benjamin Legrand and Jean-Marc Rochette, from which the film was adapted.Asha confirms the Dragon's Blood Tree is from the picture in the reactor and Alex and Ben confirm Wilford's findings - Melanie might be alive. One of Asha's sensors goes off, indicating toxins building in their air. They see the source: a cloud of toxic fog. The train isn't secured from the gas. Javi and Sykes discover the compromised car. Layton and Asha help but the intake needs to be closed manually. The opening is too small for them to enter while wearing their suits. Asha volunteers. She succeeds in saving the train but is killed by the gas. As the gas fades away, they find what they've been looking for - the rolling capsule that might contain Melanie