Battle of the Exes

The couples' trip to Key West, Fla., continues after a successful kayak relay race. A storm brews when Phaedra surprises the group with her new boy toy, Cheick, even though Dr. Heavenly has invited her ex, Apollo. Tensions rise between Quad and Dr. G as a playful evening couples' game turns into the battle of the exes, threatening to derail the whole trip.