Metamorphosis (Star Trek: The Next Generation Unnumbered)

Unexplained gravitational disturbances summon Captain Picard and the Starship Enterprise to the planet Elysia, and the android Lieutenant Commander Data to a date with destiny. For on this alien world, he is drawn into an impossible quest, leading him to consequences both heartwarming and disastrous, as he finally dares to pursue his fondest desire: to become human.