Star Trek: Voyager - Season 4 Episode 2 -

Seven of Nine, the Borg drone that Voyager severed from the collective, tries to resist as her natural human physiology tries to regenerate. It's up to Captain Janeway to convince her to embrace her humanity and join the Voyager crew. Meanwhile, Kes' telekinetic powers grow to such a point that she can no longer control them. In order to prevent Voyager from being destroyed, she decides she must leave the ship.