The new crew of Earth's first deep-space vessel must deliver a Klingon to his homeworld, but find themselves caught up in a galactic conflict with a dangerous new enemy.

Archer and his young, new crew attempt to rescue a kidnapped Klingon in order to save their mission, while unraveling the Suliban's secret.

Hoshi Sato struggles with her fear and confidence when the Enterprise finds a derelict ship, filled with a murdered crew.

The crew explores a planet believed to be uninhabited, but a storm traps the away team on the surface -- where they begin to suspect T'Pol of collaborating with an group of aliens.

Commander Tucker assists an alien vessel in distress, but finds himself pregnant after an intimate encounter with one of the alien crew members.

The Enterprise investigates a long-lost Earth colony in deep space, but discover that the descendents of the original settlers have no knowledge of their roots on Earth.

The Enterprise crew find themselves in the middle of an interstellar conflict when a group of Andorian terrorists take over an ancient Vulcan monastery.

Enterprise investigates a massive comet, with a Vulcan ship looking over their shoulder. Trip discovers a secret communication between T'Pol and the Vulcans, and finds himself in an uncomfortable dilemma.

The crew studies a developing alien civilization up-close, and are drawn into a deadly mystery when it is discovered that a local citizen possesses advanced technology.

The crew comes to the aide of a human cargo ship that has been attacked by alien pirates, but finds a young captain who is resistant to their help -- and bent on revenge.

Captain Archer welcomes a group of alien stellar observers on board, and learns that an enemy is among them -- a Suliban who is on a mission to alter the course of history.

The Enterprise is plagued by stealth attacks from another ship, which appears to be invulnerable to Starfleet weapons technology.

Dr. Phlox works to find a cure to a deadly plague that is threatening to destroy a civilization, while Archer considers sharing advanced technology with them.

The Enterprise finds a crippled Klingon ship, and Tucker, Reed and Sato go aboard to investigate -- and find that the crew is suffering from a mysterious illness, with the ship falling into a star.

The Andorians must come to the rescue when Archer and T'Pol are kidnapped by a military faction on an alien planet. T'Pol is reassigned by the Vulcan High Command.

Trip and Reed are convinced that the Enterprise has been destroyed, and must face their impending deaths alone in a shuttlepod.

When the Enterprise encounters a ship of unusual Vulcans, T'Pol is encouraged to explore her emotions -- with dangerous consequences.

The crew discovers a planet where a group of aliens are hunting an elusive prey. Captain Archer encounters a beautiful woman in the forest.

Trip must thwart a gang of Ferengi thieves who stun the crew and board the ship to rob the Enterprise crew.

Enterprise finds a downed ship and a stranded crew, who may be more than they appear.

Archer and Mayweather are held prisoner by an alien race at war with the Suliban, and discover that their Suliban fellow-prisoners may not be as dangerous as they thought.

Hoshi must find a way to communicate with an alien organism that has taken over an Enterprise cargo bay -- and grabbed members of the crew.

Enterprise is ordered to transport a Vulcan ambassador and personal hero to T'Pol, and comes under attack from an alien ship.

Archer and Tucker visit an alien world, only to learn that their invitation came from an accused terrorist. The two must flee across the desert in order to return to Enterprise.

The crew visits the resort planet Risa, where Archer encounters a mysterious woman -- and Reed and Trip look to have a good time.

The Enterprise appears cause the destruction of an entire colony, forcing Starfleet to recall them to Earth. But a visit from the future leads Captain Archer to a showdown with the Suliban to clear their name.