The ship's systems mysteriously begin to malfunction; Tuvok takes on the task of training Maquis crew members in Star Fleet discipline.
The crew discovers Amelia Earhart among eight humans preserved by cryogenics after they follow a distress signal to an alien planet.
After a Kazon attack, the Doctor must leave sickbay to assess damage to the ship, and comes to suspect that he's real and everything else is a hologram.