Three wonderful high school romances lead to three fantastic weddings and a crazy honeymoon on the exotic, scorching island of Cuba. But the very first day of this long-awaited holiday ends in an almighty row, which descends into the eternal war between the sexes. And, as the saying goes, all's fair in love and war! Piranhas in the swimming pool? Why not! A fire in the hotel room? No problem! Flirting in front of your beloved husband? Absolutely! And, naturally, all in the name of love!