After a bad day with her boss, friend, husband, babysitter etc., Anne goes to a bar. A man offers to solve her problems. As a joke, she signs a napkin. Hours later, the boss is dead.
When a group of terrorists (led by Luther) take over a high school making the students in it their hostages, it is up to several of the students (led by Lenny) to help prevent disaster while the authorities (Slater and General Wainwright) do their part on the other side.
The high commander of an alien expedition lands on Earth -- what he considers to be the least-important planet -- in human form as Dick Solomon. Along for the ride are his alien compatriots Harry, Sally and Tommy -- who is the eldest of the group but is now angrily trapped in a teen's body.
Felicity Porter, a sensitive and intelligent girl from the San Francisco Bay Area, decides to give up a slot at Stanford University's pre-med program to follow her long time crush to college in New York City. Things get even more complicated when she meets her dorm's resident advisor and they fall in love.