Mel, Charlene and Paul invite the couples to the couch for the second Commitment Ceremony of the experiment. Some reflect on a positive week, but others struggle to overcome feelings of betrayal. Another marriage is rocked by a lack of attraction, forcing them to face the tough decision of whether to stay and work at their marriage, or leave the process - and each other - for good.

As two new singles meet and marry at the altar, a bride hopes to find a man who can handle her, while her groom prepares to drop a bombshell of a revelation.