[And then she spotted a pair of shoes in front of her, that led up to a pair of legs and she met their stare. Unable to properly form a response to their presence.] 

Rori looked over to the man in her presence. She wanted to look away and go back to what she was doing, but something wasn’t right. This wasn’t her dad. He looked like him. A lot like him, but something in his expression told her otherwise. She had to investigate this. “Who are you,” she softly asked still eyeing the man over, “You’re not my dad. I’ve lived with him long enough to know this.” 

Mechanical stuff includes cars, tanks, guns, and chainsaws. Computers are phones and actual computers.