Within the close future, life-like androids with synthetic intelligence have been created to assist folks with menial family duties. The prototype, One, created by Roger Marshall and examined by his household, proves to be common however flawed. Roger has been engaged on a brand new mannequin, Two, whose improved options present the promise of its super-human skills. As tensions rise between Roger and their spouse Shelley, the androids malfunction, and the lives of the entire household are quickly in peril of Two’s sinister plans.