A new series that develops women's new erogenous zones [Spence mammary glands] features Kei Yomichi, who has an amazing body! Spence mammary glands are the G-spot of the breasts! Developed by a specialist in Spence mammary gland research, she experiences her first nipple orgasm! With various breast development massages, her body twists and screams in convulsive ecstasy! In Spence sex where her nipples are teased, her sensitivity collapses and she reaches continuous squirting orgasms! Slowly stimulating the mammary glands with toys makes her drool, shake her legs, and lose all moisture in her body through massive incontinence! After continuously teasing her nipples, she reaches ultimate ecstasy through Spence intercourse that fully awakens her mammary glands!
