Overview: It's the Final Day of the Experiment with the new spouses. Time for the participants to leave it all on the table before going back to their original spouses. Can Sincere lose herself enough to break her vow to Dallas? Will Dallas be able to keep his integrity if he gives into Diandra? Are Maggie's demons too much for her to be with Sawyer outside of the experiment? How do Carson and Caroline say goodbye after all they've been through?