The newlyweds settle into their new homes and come together for their first dinner party, but one groom's behaviour shocks the group and forces his wife to question her new husband.

Experts Week sees Mel, Paul and Charlene set exercises specifically designed to strengthen and develop each couple's marriage. However, an ill-judged honeymoon comment comes back to haunt one groom, while the challenge of facing uncomfortable truths proves too much for a marriage that's already on the rocks.