The couples hit the beach to test their teamwork skills. One contestant turns their attention toward a former crush. A new arrival makes a splash.

Trust and vulnerability are key as the couples try to untangle themselves during a compatibility challenge. One boardroom decision ushers in a storm.

There's trouble in Tulum when the guys and gals enjoy their respective days out — only to be interrupted by some flirtatious party crashers.

Ahead of the final vote, couples find their futures hanging in the balance when a tense mixer brings romance and drama — plus potential new matches.