Are You Human?

A young man falls into a coma. His mother creates an artificial intelligence robot in his likeness that must pretend to be a real human and fool people into believing that he's real until the real son wakes up. He is placed in the midst of a fierce power struggle of a business mogul family in the young man's stead. There's a woman who protects him as a bodyguard but doesn't even know if he's a human or a robot!