This segment from the Babylon 5 4th series episode The Long Night is a short time after Vir unexpectedly assassinates the mad emperor Cartagia who had been running their world and empire for a while.
It is one of those numerous 'two men in a room' scenarios that J Michael Straczynski was so good at writing. Some of JMS's other writing was notoriously clunky, but put two characters alone together like this, and he tended to excel. Is this a good example of that? "You betcha!"