With his wife in the hospital, family man Nick is left to fend for himself. Overwhelmed by the task of managing the household and childcare alone, he buys a robotic housekeeper whose artificial intelligence is meant to make his life easier. At home, the lifelike Alice proves to be a valuable help in everyday life. But when she develops her own consciousness, Alice stops at nothing to ensure Nick's well-being—not even physical affection. Determined to eliminate all burdens from Nick's life, Alice becomes a deadly threat.