Fifteen years ago evil creatures from the underworld plagued the Earth with the intent of eliminating mankind. Dubbed the Day of Reckoning by survivors of the hellish holocaust, warriors of mankind again must battle the forces of darkness.

　　Javier and Felipe are now full-time parents to their daughters. However, the fathers discover the girls are missing something: a mother. To find her, they invite their girlfriends on vacation with a secret plan.