Susan watched as her her legs and arms became hairer. Her hair became shorter. Her face became one of a man's. She grew a beer belly. Her hips became smaller. Her breasts shrunk into her body. She became taller and muscular. The last thing to change was her vagina. Her overies became her balls and her clit became her new penis.
She (He) screamed and out came a low male voice.
She looked at her own body, which now was the body of the man of her dreams.
She now knew it must have been that machine thing.
She went back to the living room to grab it.