Babylon 5: Season 3, Episode 6

3 - 6: Dust to Dust

Bester visits the station to track down a dealer of Dust - an illegal drug that gives normal people temporary telepathic powers. Seeing it as a potential weapon against the Centauri, G'Kar tests the drug on himself, with unexpected consequences. Meanwhile, Vir returns to Babylon 5 after his first diplomatic mission to Minbar.