A Centauri agricultural station is attacked by forces of their mortal enemies the Narn Regime. The fragile peace that Babylon 5 is trying to protect seems destined to be shattered by an old war renewed, war that is about to get personal between the opposing ambassadors.This is the way to start a new series, dive straight in without introductions and let the audience work out who is whom and what is going on for themselves.

An attack led by the Narns on Raghesh 3, a colony led by the Centauri cause the hatred between Londo and G'kar to reach a critical point. Meanwhile the leaders of Babylon 5 have to deal with raiders attacking transport ships.

We get introduced to the new doctor - Dr Franklin, who arrives just as Sinclair is excited by the prospect of being introduced to a new species. A broken down ship of unknown origin is found floating around in space. Once the ship is rescued they find a seemingly life-less Soulhunter - and Delenn is unusually agitated over its presence on the station. It turns out to be extremely dangerous, and attracted to death as they steal souls at the moment of death. The rumour of it being there soon spreads, and people scramble to leave Babylon 5. Dr Franklin finds his first day on duty to be a bit more than he expected, as people start dying around the station.

An old teacher of Dr Franklin's comes aboard with some artefacts found on a dead world. One of the artefacts takes over the teacher's assistant and turns him into an armoured alien capable of wiping out all the inhabitants of the space station. David McCallum pops up as the teacher willing to risk lives to cut corners on his way to millions of credits in a pretty straightforward episode.

A old friend and mentor, Dr. Hendricks, of Dr Franklin turns up with a promise of an adventure. What he brings with him is slightly more dangerous than that though - he needs Dr Franklin's help to analyze some ancient artifacts. The artifacts turns out to be highly contageous - when infected by it you turn into a perfect killing machine, with an implanted mind and reason. A journalist sent from earth to broadcast from the station for the first time ever, gets upset when not finding Sinclair onboard as expected. He's a rather reluctant interviewee, due to earlier experiences, so Garibaldi has to take care of her.

G'Kar receives a message informing him that an assassin has been sent by an old nemesis who's hatred even surpasses his death. He has put his entire fortune on his death bed to the one who can reach the ambassador and kill him. G'Kar has 48 hours left to live, he finds out. Sinclair has other things on his mind, as his former lover Catherine arrived to the station, just in time for a rather rambunctious religious celebration hosted by Londo.

The Psi Corps arrive to the station, led by Bester - in search of a renegade telepath. They have followed a thought-trail, as they call it. The hunted telepath, that used to be Talia's instructor, asks her for help as he's desperate to get away from the Psi Corps. Sinclair and Garibaldi are obligated to help Bester out. Catherine needs help reaching Sigma 957 - and finds G'Kar very reluctant to help her. He strongly advice her not to go there, but she doesn't pay attention to his warnings.

A friend of Delenn's, a highly acclaimed artist from Minbari, was brutally attacked, stabbed and branded. Soon a pattern of similar attacks emerges - all made on prominent alien representatives. A group called Pro-Earth spreads racism and destruction, and Sinclair is convinced that there is no room for racism on board the space station. The unrest is growing amongst the citizens of Babylon 5, and he gets help from Garibaldi and Ivanova to try and solve the problems. Meanwhile Londo must deal with a young Centauri couple who wishes to marry for love, and thus go against the tradition of arranged marriages.

The commander has a curious memory loss from the Minbara-Earth war, 24 hours simply missing from his memory. Two men has arrives to the station intending to pry it out of his subconsious mind. Delenn and Garibaldi start to worry, and the hunt is afoot, to find and save Sinclair as he fights for his life and sanity.

Kosh requires Talia's services in a business transaction. As Talia tries to deal with one of the most curious negotiations she's experienced - the Narn society is putting pressure on Sinclair to arrest a war criminal known as Deathwalker. The problem is, Deathwalker is working on a serum that would grant immortality and this creates a problem as her work is prioritized from highest Earth authority.

Dr Franklin battles with the problem of going against his oath in order to respect a family's religious beliefs. As much as the parents wishes their son to survive his illness - it is against their religion to cut a human open by means of surgery. Meanwhile, Ivanova is growing restless, missing her days as a pilote. In order to calm her down, Sinclair sends her on an escort mission that encounters unexpected problems.

President Santiago is in his way to visit Babylon 5. His visit is causing some concerns about the security on the space station and matters do not improve as there is an explosion, and Garibaldi gets implicated to have sabotaged the station. The presidential security takes over the investigation, led by the daughter of an old friend of Garibaldi's. Her father had died in a tragic accident which she blames Garibaldi and his abuse of alcohol for.

The dockworkers are facing nearly impossible tasks on a daily basis and having been in harms way one time too many they go on strike. As the cargo bay blowing up taking the life of a dock worker, an important Narn vessel is destroyed and much needed cargo eagerly expected by G'Kar is lost forever. The only one that can help him is Londo, to his great pleasure, which does'nt improve their relationship and puts additional burden on an already strained situation.

Raiders are drawing closer to the space station in escalated attacks. A plan is drawn up in order to try and help travellers. Sinclair is trying to find out what happened during those 24 hours in the war that was erased from his memory, and Garibaldi promises to help him out. A new visitor, Mr Morden, makes his rounds among the ambassadors, asking for an answer to a very strange question. Meanwhile, Londo is excited, a shady deal-maker has gotten over one of the most priced symbols of Centauri, and it is for sale.

A determined boxer from earth wishes to partake in a brutal fighting art competition, where no humans are allowed. As Garibaldi help him out a rabbi help Ivanova to deal with her father's death.

Military Intelligence is checking up on the loyalty of all high-ranking Earthforce personnel. The procedure involves the use of mind scan by a telepath, something that Ivanova flatly refuses to submit to under any circumstances. When it becomes clear that the officer in charge is on a witchunt to wrest control of the station for himself, Sinclair turns the regulations on him instead.

The Internal affairs visits, bringing a telepath. The station finds itself with a new command while the officers refuses to undertake Psi Corp's mindscan.

One of the greatest leaders of the Minbari-Earth war has died, and a wake is to take place on Babylon 5. The ceremony is prestigious and rare - and there seem to be some sort of discomfort between the religious and the warrior casts, That Minbari and humans are forced to cooperate, is also an issue. Ivanova and Tahlia finds a youth telepath, scrunging her way around the station. They, not surprisingly find themselves on two different sides of the dilemma of what to do with the girl.

An Earth Alliance cruiser has arrived to protect the planet and its great potential from all the other races. When the planet's real owners show up demanding access, things get a little tense. Delenn, Londo and friend steal a shuttle and penetrate the machine in order to sort everything out before there are tears at bedtime. Garibaldi finds out that his ex is now married.

The man found in the underground cave is taken to Babylon 5 to recieve medical attention. The Hyperion, an earth vessel, arrives to assume control over the station. The leaders of earth is very interested in the high-technology found on the planet below Babylon 5. President Santiago has been desperate to sample technology from other cultures, and now sees the opportunity. The civil war on Mars continues, and the situation at hand for Sinclair is to try to keep the autonomy of Babylon 5 intact. Delenn's friend, Draal, finds himself in a situation where he must make a choice, with the surprising aid of Londo's.

Sector 14 displays unusual high amounts of tachyon emissions. A ship sent to investigate, mysteriously loses contact with the station. The pilot of the ship turns up dead, due to old age. Turns out the previous space station, called Babylon 4, is locked into a temperal flux. Ambassador Delenn heads out on her own, in a Minbari ship. She's been called to stand before the Grey council, not knowing what to expect.

Garibaldi investigates a plot to assassinate the president and in the process is mortally wounded, soon after the President's spaceship is destroyed. Delenn undergoes a transformation within some sort of cocoon. Near the end of this episode we get a glimpse of who Mr. Mordan's allies are, mere "shadows" of beings far beyond our experience.