When a robotics expert channels the grief of losing his 11-year-old son into creating ‘ROB1N’, a fully functioning robotic doll, it seems he has found someone to keep him company in his lofty mansion. But when his estranged nephew Aiden and his new fianc unexpected visit to patch up the family’s rocky past they are instantly creeped out by the lonely man’s staggeringly realistic creation. A series of terrifying events leave the young couple soon suspecting there’s a more sinister side to ROB1N and they may not make it out of the manor alive.