Introducing Marina Yakuno, the new generation of H-cup breasts who has just been transferred from Idea Pocket to the popular series developing...! The Spence's gland is the G-spot of the breast! Developed by a specialist in Spence's gland research, it rapidly increases the sensitivity of the tail of the mammary gland! She's fucked while repeatedly orgasming from her breasts, and the pleasure from both up and down will make your brain go haywire! Nipple teasing and intense piston-like sex will make you squirt...