A corporate doctor just returned from a space station finds her husband in the bathroom dying and coughing up blood. CPB investigates it as a potential biohazard situation, but have to fight over jurisdiction with the doctor's employer.

The CPB investigates the death of a man who was fried in his sublimator, and Hume becomes worried that the same might happen to Olivia.

Hume and Farve travel to a crashed interplanetary cargo transport that went down in the freezing ""New Territories"". While all the six crewmembers survived the crash itself, 3 of them were murdered before help could arrive.