Ten years after he brutally murdered two girls, a killer escapes from a mental institution and returns to his turf, the theme park attraction called Dark Ride. About to crash his path are a group of college kids on a road trip who stumble across the park.
For ten years, inventor David Kressen has lived in seclusion with his inventions, including Adam, a robot with incredible lifelike human qualities. When reporter Joy Andrews is given access to their unconventional facility, she is alternately repelled and attracted to the scientist and his creation. But as Adam exhibits emergent behavior of anger and jealousy towards her, she finds herself increasingly entangled in a web of deception where no one’s motives are easily decipherable.