Room with a View / The Little Black Bag / The Nature of the Enemy (S01E02)

A disabled husband schemes to take revenge on his unfaithful wife, using his unsuspecting nurse to aid his plans. What follows is a shocking twist of miraculous recovery and sudden misfortune when a modern medical bag ends up with a disgraced doctor from the past. Meanwhile, scientists at mission control are left powerless as the crew of a lunar mission faces a bizarre and unexplained assault.