Slim, curvy, and spectacularly busty Sumire Mizukawa joins the popular Spence gland series, exploring the breast’s so-called G-spot. A specialist gives her the first breast orgasm of her life, arching her body through wave after wave of overpowering pleasure. Toy orgasms and uncontrollable squirting shatter her usual cool seductress persona, while Spence gland caresses during sex leave her screaming and fainting. Constant breast stimulation keeps her convulsing and writhing through repeated orgasms.