A challenge involving a wild boar proves to be more than most can handle, but not for Sugar. Meanwhile, Dave is showing some signs that he might be crushing on a teammate.

Great news: Sky likes Dave! Bad news: Not nearly as much as Dave likes Sky. Spooked by a possible zombie sighting, Shawn bolts and puts his team in jeopardy. A surprise visit from a past competitor raises some very serious questions about a previous elimination.