10 Reality and social media celebs think they're on a sexy getaway but paradise turns into a nightmare when their exes start emerging from the beach to ruin their good time. Will they spark old flames or open old wounds?

A new ex arrives with a secret that scandalizes the whole house. One of the exes is voted off the beach. Couples (and former couples) face their worst nightmares when they are introduced to the Shack of Secrets.

The house must decide who has it worse when one single finds himself caught between two exes and another is faced with his most dreaded ex. A sexy date turns into total chaos.

Angela turns to her ex when she hears about what happened between her current man and someone else. The two women fighting over Chase suddenly find themselves fighting over the new guy in the house.

The house is shocked when all the eliminated exes return. A game of Dare or Double Dare is innocent fun until Angela and Derrick do something that they shouldn't. The house regroups after the big fight.

A trip to the SOS threatens to break up a newly reunited couple. Chase's love triangle games finally come to a head. The singles must decide if they're leaving Hawaii with love or solo.