The Reds argue whether to keep Sister, before Grif secretly decides to rid the team of her before the still-buried Sarge discovers her Blue allegiance. Doc examines Sheila for her random behavior since abandoning Church in episode 79. Grif confronts the Blues and convinces them to take Sister. Simmons appears after trying to dig up Sarge, and proclaims him missing.

Grif and Simmons decide to enter the cave. Meanwhile, Tex is firing at the Blues to try and deduce who is being possessed by O'Malley. Church starts to suspect that Sheila is possessed by O'Malley, causing her malfunction. Tex notices Sister, and reacts jealously.