This is the first time in the popular series to develop a woman's new erogenous zone, the Spence's gland! Tsukinoe Sui, who has already experienced mammary orgasms, has arrived! The Spence's gland is the G-spot of the breast! Developed by a specialist in Spence's gland research, it's an incredibly pleasurable breast orgasm experience! A mammary gland massage to redevelop the Spence's gland quickly gets her aroused! She arches her back and convulses in orgasm! Nipple teasing and Spence sex make her scream and squirt! A toy orgasm that makes her knees tremble and she urinates! Her overly sensitive breasts are so intense that she cums during a titjob! Her long-awaited nipple stimulation sex brings her to orgasm like never before, with an intense squirting orgasm!