The ship is eventually severed into two halves to survive a missile strike .
During a heated argument on the bridge, Ryan (Hugh Laurie) accidentally reveals several catastrophic truths over the ship’s public broadcast system .
The title refers to the arrival of , a cannibal who accidentally stowed away on the ship after a previous encounter . "Avenue 5" How It Ends: As a Starter and a Main...
Ryan and Billie trick Earth into sending a rescue by pretending a tiny fragment of lithium from a destroyed asteroid is actually a massive, planet-saving supply .
While the cannibal plot creates immediate physical danger, the larger structural collapse of the mission reaches a boiling point: The ship is eventually severed into two halves
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Billie (Lenora Crichlow) locks down the ship to contain him. She logic-traps the crew by arguing that while some people are now "locked in" with a cannibal, a much larger group is safely "locked away" from him . Ryan and Billie trick Earth into sending a
Seeking a way home, Iris (Suzy Nakamura) and Judd (Josh Gad) contact Earth's Lucas Sato . They attempt to blackmail mission control using Earth's lithium shortage as leverage, demanding an immediate rescue . How the Series Concludes