A mother concerned about her young son's disturbing behavior thinks something supernatural may be affecting him.

In the early 1960s, an interracial couple undergo hypnosis, which unlocks memories of a forgotten event on a lonely road. Soon they believe they were abducted by extraterrestrials.

Race car driver Alan Colby and his new wife Denise are involved in a car crash where he sustains a serious head injury, causing him to have murderous feelings toward Denise. After Denise persuades him to honeymoon with her on the Cote D'Azur in France, they enlist the aid of a French psychiatrist who offers to regress Alan back to the time of the accident and cure him.