Matsumoto Nanami, a popular series character with bust size 100cm and J cup, debuts to explore the new erogenous zone [Spence Mammary Glands]! Spence Mammary Glands are the G-spot of the breasts! Developed by a specialist in Spence Mammary Gland research, experiencing the first nipple orgasm with a continuous flow of love juice! Spence Loving Sex, Spence Torture and Peeing Climax, Super Sensitive Paizuri! Screaming Orgasm as the nipples, now an erogenous zone even more sensitive than the clitoris, are thoroughly manipulated! Losing consciousness in a series of mind-blowing breast orgasms!