Shortly after a car accident claims his wife, a grieving Nobel Prize winning neuroscientist, who is a pioneer in mind uploading technology, attempts to resurrect her by digitizing and uploading her lingering conciousness from her brain into an artificial brain. But the uploading procedure goes horribly wrong that it corrupts her digitized conciousness, which turns her into a robotic menace that endangers her husband and everyone around him, including their children.