Samey and Amy's sisterly hatred reaches a boiling point during a game of doom balloons while Max gets a little help from a new friend on his quest for pure evil.

Ella's attempts to befriend Sugar backfire during a wild game of Truth or Scare while Rodney's delusional love triangle has a huge effect on his team's performance.

Sky likes Dave, but not as much as Dave likes Sky while Shawn bolts and puts his team in jeopardy. Also, a previous competitor raises some very serious questions about a previous elimination.

Ella comes up big after Dave puts himself in a dangerous spot while Max tangles with his team's chances to prove his superiority.

Jasmine reveals a deep, dark fear in a deep, dark cave while Sugar confuses buses and trains. Dave uses his time in the challenge for the perfect opportunity to kiss Sky.

Sky chooses her new team over Dave, crushing him. Max shows a softer side that's just as creepy as his evil side. Topher gets a call from the network.

Chris merges the teams and feeds them expired meat before the first nighttime challenge. Dave finally hears what Sky's saying to him while Jasmine finally sees how Shawn's feeling. While exploring, Scarlett learns the truth about Pahkitew Island.

Thanks to the last challenge, the island goes insane. Chris reveals the island is artificial as the self-destruct is activated. The contestants must work their way to the control room to deactivate it. When Scarlett and Max find the room, Scarlett reveals her true nature. She uses the robot animals to destroy the others and demands the million dollars from Chris.

The final four contestants compete in a race to the top of a mountain, and the last person to finish is sent home.

Down to the final three, Chris has the challengers each make their own challenge, and all compete to see who is the best of all three.

The final two competitors must run a dangerous race throughout the island. To help out, each of them get to random pick a former competitor for a partner to help them win the million dollars. However, their partners may not be as much help as the final two wanted.