Paris, Tuvok, and The Doctor are stranded on a hostile planet within a gravity well that has a significant time differential.
5-11: Latent Image
The Doctor notices that a large portion of his memories have been deleted, after experiencing emotional instability from a decision that lead to a crew member’s death.
5-07: Infinite Regress
A Borg vinculum stirs up the memories of every victim Seven of Nine helped to assimilate, leaving her to exhibit multiple personality disorder.
5-08: Nothing Human
B’Elanna’s live hinges on the controversial help of the holographic version of Dr. Crell Moset, an imfamous Cardassian scientist who performed heinous experiments during the Bajoran Occupation.