Star Trek: Enterprise: Season 1, Episode 17 - ProjectFreeTV

1 - 17: Fusion

En route to the eye-catching Arachnid Nebula, the crew encounters an obsolete Vulcan vessel manned by the Vahklas, a Vulcan sect that embraces emotional impulses. Despite her misgivings, T'Pol allows her curiosity about their lifestyle to get the best of her.