Ep 11. Incubator

John Crichton discovers a mysterious substance that turns out to be a sentient virus that attempts to take over his body. His attempts to remove the virus are complicated by the arrival of Scorpius, who offers to help but may have his own agenda. Meanwhile, Aeryn and Noranti try to convince the dominant religious order on the planet to help them destroy the virus before it can spread to the rest of the galaxy. As the crew races to find a solution before it's too late, they must confront their own fears and trust in each other to survive.