Exclusive actress Sakura Karen Nichi appears in the popular series that develops a new erogenous zone for women, the Spence's gland! The Spence's gland is the G-spot of the breast! Developed by a specialist in Spence's gland research, it makes her gigantic J-cup breasts tremble and she has an unprecedented breast orgasm! Her already sensitive breasts are awakened to their full sensitivity! Even when her nipples are teased, she squirts with pleasure and convulses in orgasm! When her mammary gland is stimulated further, she cums while giving a titjob! When nipple play is allowed, she has a climax so intense that she faints in three scenes!