It's Easter in the beach house of a Chilean well-to-do and nowadays family. A self-centered and successful father, a disoriented mother and a son overshadowed by his successful father. The three of them, wait for the arrival of the son's first official girlfriend; a disturbing and rebellious young lady who will invade the house with her powerful sexual load and other "gifts", breaking loose an emotional cataclysm with no stepping back.
Mere seconds before the Earth is to be demolished by an alien construction crew, Arthur Dent is swept off the planet by his friend Ford Prefect, a researcher penning a new edition of "The Hitchhiker's Guide to the Galaxy.
After their father (Tim Robbins) is called into work, two young boys, Walter (Josh Hutcherson) and Danny (Jonah Bobo), are left in the care of their teenage sister, Lisa (Kristen Stewart), and told they must stay inside.