Marie is an overprotective mother of Sara since she was born. When Sara is a little girl, Marie loses her in a playground and decides to experiment a new technology to control what Sara can see or not and track her, implanting a chip in her. When Sara is a teenager, Marie promises to remove the parental controls from the device and put it aside. One night, Sara stays until late hours making love with her boyfriend Trick in his van by the lake and Marie restarts the device, seeing what her daughter is doing. What will Sara do when she discovers what her mother did?