Teresa's fitness competition is finally here, but not everything that glitters is gold when Melissa makes a surprising discovery about her parents' marriage. As the ladies take off for Cabo for some fun in the sun, tensions between Margaret and Danielle threaten to ruin the entire trip.

After a night of confrontations and one broken glass, the ladies come back home to NJ with a clear division between the group. As Margaret prepares for her Hospital Heroes event, Melissa continues to search for answers about her father, and Jackie's decision to reconcile with her sister comes to a head. The group looks to find its footing as Melissa, Margaret, and Dolores all try to convince Teresa that Danielle is no good.