As Captain John Sheridan assumes command of B5, he learns the reason why the Minbari inexplicably surrendered to Earth in the Earth-Minbari war while a renegade Minbari ship seeks to restart it.

G'Kar brings news of an old enemy's return. Dr. Franklin tries to bring Garibaldi out from his coma. Delenn returns, quite changed.

Ivanova deals with a Drazi custom, which only occurs once every 5 years. Techno-mages arrive on the station.

Captain Sheridan's old commanding officer arrives at the station, and disaster ensues in Hyperspace.

A sleeper ship is found adrift near the station, where a deadly force awaits.

Talia witnesses a murder at the hands of a Free Mars member.

Visitors to the station include Londo's three wives and Talia's ex-husband. Delenn has a bad hair day.

Bester has Talia investigate an underground railroad of telepaths escaping the Psi-corp.

The Centauri emperor visits the station, leading G'Kar to attempt to assassinate him. Lord Refa and Londo conspire to expand their power on Centauri Prime.

A task force of ground troops led by Dr. Franklin's father is assembled at B5, leading to some friction.

Sheridan is kidnapped onto an alien ship and General Hague makes an unofficial visit to the station.

G'Kar asks Sheridan for Earth Force help in the Narn/Centauri war.

A fugitive with secret Earth Force data flees to Babylon 5.

Sheridan kills a Minbari warrior in self-defense, but a Minbari witness to the incident claims it was not justified.

ISN arrives on the station to film a documentary of the station and crew.

Sheridan discovers that Morden has a connection with his dead wife. Nightwatch, a new agency on Earth is trying to recruit new personnel.

An old friend asks for help from Londo. Sheridan is possessed by a strange creature.

Dr. Franklin tries desperately to find a cure for a disease which is killing off all the Markab on the station.

Lyta Alexander returns to the station with news that one of the officers on the station is an undercover operative.

The Narn/Centauri War comes to a devastating turn of events.

Kosh tests Delenn's allegiance while G'Kar attempts to bring his people together on Babylon 5.

While the Centauri/Narn war escalates the Earth government enters into a non-aggression treaty with the Centauri. While Keffer is in Hyperspace, he discovers a dangerous secret.