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Four couples from all over the country travel to Los Angeles to undergo a new type of treatment called Swap Therapy to repair their broken marriages.
In the aftermath of the shooting, the couples gather in shock at a local Las Vegas hospital, reeling from the events that took place as one life hangs in the balance.
A new face enters the fold amidst flashbacks and flash-forwards of the participants complicated relationships with each other.
Sawyer finally chooses between Caroline and Maggie. Carson comes across information about The Experiment that sends him deeper into his downward spiral.
Maggie is showing signs of a behavior that Sawyer doesn’t know what to make of. Carson is on the brink of losing his mind.
Diandra meets someone new, and it’s electric. The Experiment offers Sawyer information that will shake his relationship with Maggie to the core.
Connor is closing in on Harvey, but what part of himself will he have to lose when he finds him? Carson has found meaning in his life, but is he truly over Maggie?
