Each couple meet their new spouse; tension is high as it brings a different level of openness, insecurity, and vulnerability.

The couples try to make the most of the process but the deeper they go, the more their values and vows with their original spouses, conflict.

Things begin to heat up as they realize they were paired with the person who can give them exactly what they need at this point in their lives.

It's the final day of the experiment and the participants leave it all on the table before going back to their original spouses.

After the ultimate experience, the participants return home with their original spouses and must decide if they are going to stay together or not.

After making their final decisions to stay together or get a divorce, four couples deal with the devastating fallout from their impulsive decisions; past traumas are exposed, and terrible truths revealed.

After making final decisions to stay together or get divorced, four couples must deal with the devastating fallout from their impulsive choices.

The Experiment offers troubled couples a three-day reprieve, but they only have 24 hours to decide.

When "The Experiment" drops off the individuals taking advantage of the three-day reprieve in an undisclosed location, they soon rediscover the reasons they fell in love and are forced to confront the ugly truths tearing them apart.

As the reprieve comes to an end, everyone must choose wisely as "The Experiment" offers them a chance to decide, once and for all, to stay with or leave their original spouses.

Four couples are faced with a decision to either stay with or divorce their partners; past traumas are exposed and hidden truths are revealed.