Four friends, annoyed at how almost everyone else they know is having sex but them, agree to do what they can to help each other lose their virginity before the end of the summer. Most of their opportunities are foiled by their inexperience and bad planning. Michael, the most sensible boy of the foursome, really just wants to stay with his long-time girlfriend and take their relationship to an intimate level, but after putting him off for six months he grows impatient and splits up with her to seek his fortune elsewhere.
A wife is sick and tired of her husband's infidelities, so she leaves home and goes back to grad-school. There she meets many self-confident women who help her find her own voice.
When a dispute occurs between a logging operation and a nearby Native American tribe, Dr. Robert Verne and his wife, Maggie, are sent in to mediate. Chief John Hawks insists the loggers are poisoning the water supply, and, though company man Isley denies it, the Vernes can't ignore the strangely mutated wildlife roaming the woods. Robert captures a bear cub for testing and soon finds himself the target of an angry mutant grizzly.
A light-hearted view of the Dalton Gang's legendary raid on Coffeyville, Kansas and the years leading up to it as the brothers form themselves into a gang of horse thieves and train and bank robbers with their arch enemy, Detective Will Smith, constantly on their heels.
The film is set in the fictional Utah community of Santa Ynez, which is being terrorized by a mysterious black coupe that appears out of nowhere and begins running people down. After the car kills off the town's Sheriff, it becomes the job of Captain Wade Parent to stop the murderous driver.