AVSA-007 Mizushima Ai, a masochistic married woman found on a dating site

She finds herself on the internet and finds herself participating in an offline meetup for an SM club she meets for the first time, where she is trained. Drinking alcohol, she enjoys the humiliation and gradually takes off her clothes. She is tied up with hemp rope and caressed, and her switch is turned on. Her mouth is forced open, fingers are thrust into her, and her throat is assaulted. She vomits and tears of joy. Dozens of marbles are then thrust into her anus, and she can no longer endure it until she runs to the bathroom and...