[s1e8] The Key (480p)

If you are looking for a different series, "The Key" is also a significant title for:

The episode serves as a tense conclusion to the search for the "Prime Finder," a mathematical breakthrough capable of breaking all modern encryption. [S1E8] The Key

: The season 1 finale where Maura Franklin discovers the ship is a simulation and uses a literal key to "wake up" into a 2099 space station. If you are looking for a different series,

: Facing the ethical consequences of his work, Edward is forced into a violent confrontation, ultimately using lethal force to stop Alderman. [S1E8] The Key