Twenty-six All Star competitors are paired up with their greatest enemy from seasons past; as bad blood resurfaces for some, the Rivals quickly learn that to win their share of the $300,000 grand prize, they must be able to work.

Tension continues to brew between rivals Kelly Anne and Sylvia; Adam puts himself and his partner Steve's star at risk after coming down with a flu; at the challenge, another Rival pair is divided, leading to big misunderstanding back at the house.