Danchizuma: Furin Marumie

A woman has recently married an adult toy manufacturer. He researches new vibrators in the product development department. She hopes that if she marries such a man, she will be able to use the vibrator as much as she likes and have fun every night, but her husband never uses a vibrator on her. She is extremely dissatisfied with this. Meanwhile, her husband's boss, the section chief, is currently developing an anal vibrator, and in the name of experimenting with it, he only uses the anal vibrator...