A truck-stop waitress, determined to make a better life for her young children after being abandoned by her husband, leaves hash-slinging behind her to embark on a new career as a trucker in the rig her late father used to drive.

In an effort to get away from the city and all its crime, Chuck Yoman and his family move to a big old house in a peaceful lakeside town. The discovery of a mutilated corpse in the lake and another body in the woods, however, suggests that the Yomans would have been safer if they had stayed put...

The ambitious Betsy is happy: she gets promoted to a leading management position. Her happiness is spoiled only a little by problems with a boyfriend who feels neglected and an harassing boss. She realizes much too late that her secretary Norma is after her job and step by step tries to ruin her career and private life.