Anxiety builds on the final dates; Lucas connects with Roxy; the exes make a decision about who they want to leave with.

Brittney and Lucas decide to keep their hookup a secret. Later, a body-language expert determines who's actually over their ex; Roxy becomes infuriated after Lucas pursues Margot; and Samantha and Sean's relationship implodes.

Nicole goes nuclear after discovering that her date played her. Lucas hooks up with Roxy, but later has a tryst with the unlikeliest of women.

Therapy session turns explosive when John reveals his past. One ex couple decides to rekindle their relationship, while Brittney turns to spying.

Sexy new singles shake things up on the island when the exes go on blind dates. A new hookup leaves Brittney feeling burned. Sean battles Dr. Ish.

Two of the exes have a fight; tensions build in an exercise; a shocking arrival of 10 new singles gives the exes a fresh shot.

The exes set their past ablaze; two exes face off; John juggles two women at once; Antonio has a melt down.

The exes are blind sided by a surprise wedding; Nicole goes off on Freddie; John swoops in on Nicole.

Five former couples travel to a remote island to break free of their toxic relationships forever; jealousy and dark secrets are revealed.