Returning home after difficult negotiations with potential customers, an employee of the Los Angeles-based pharmaceutical company, Tony West realizes that his wife is captured, while its unit and return home unscathed criminals require $ 50,000 in the next half hour. Doomed to hear Tony goes in search of money, but soon realizes that the kidnapping was not connected with the money …

A brilliant young college student named Griffin goes to his psychologist, Dr. Kemp, with a strange and frightening tale. A few days earlier, at the local university, he made an incredible breakthrough with his experiments involving invisibility. Not content to experiment on inanimate objects, he injected his invisibility serum into himself. At first, he reveled in achieving his life-long dream of becoming invisible ... but once he realized that the effects were permanent, his harmless excursions into eavesdropping and voyeurism turned murderous. Now, his enemies will suffer and even his friends are no longer safe as he hunts them down, one by one, within the confines of the deserted university campus.

Seventeen-year-old Shirley is a good student who works as a babysitter in order to make money for college. One night Michael, a father Shirley works for, confesses he's unhappy with married life. Shirley has a crush on Michael, and seizes this moment to kiss him. Michael is so happy he presents Shirley with a big tip, which gives her an idea. Shirley plans to make extra money by setting up her teenage friends with other unhappy fathers.