Tom Stansfield thinks he is going out on a date with Lisa, the daughter of tyranical boss, Mr. Taylor - but in fact, he has just unknowingly agreed to housesit the boss's house. The house is loaded with antiques, a cash-filled safe, and a depressed owl. Unfortunately for Tom, everything goes awry, starting with the owl escaping and ending with a drug-dealing thug getting buried in the backyard.

After one experiment, Johnny turns into a monster and everyone else becomes human. Now it has to be seen whether they will be able to reverse this experiment.