When Amy's parents' ranch is hit by a dust storm that blows away their herd of buggalo, Kif sets out to prove his masculinity by rounding up the herd, only to become entangled with the native Martians.

Fry leads the crew on a quest across the galaxy to regain the forbidden 79 episodes of "Star Trek: The Original Series", where they encounter the original cast of the show - as well as their captor, an obsessive energy being named Melllvar.