Our four couples, paired by an expert matchmaker, set off for Sedona. This time it's personal as they face challenges tailored to their relationship goals. Will shared hopes and similar dreams help these twosomes fly high on their journey to the altar, or stop them dead in their tracks?

Love knows no boundaries… or does it? Four couples, paired by an expert matchmaker, put their trust in one another to the ultimate test in Sin City. Will temptation and danger be welcome additions to the relationship, or shine a bright light on what each couple is lacking?