Farscape - Season 4 Episode 5 -

Everyone finally reunites on Moya. But Aeryn returns with Scorpius, who claims to have saved the former Peacekeeper's life. Aeryn forces them to accept Scorpius on board, and another crisis arises. Someone wants Aeryn for something she did while she was away from the rest of the crew. He promises a cure for Aeryn, if she'll co-operate. But Aeryn refuses. The crew must figure a ways to save Aeryn.