An innocent beautiful girl is so excited that she loses consciousness as her Spence's gland is developed and she is pounded with a piston! "Just my breasts feel so good..." Her breasts are so sensitive that they are carefully developed to turn her breasts into clitorises! She is then given an aphrodisiac, her whole body becomes super sensitive, and her beautiful face is distorted as her pussy is pounded hard! She has cum many times, but the pistons don't stop and the simultaneous stimulation of the Spence's gland makes her addicted to pleasure! She has cum so much that she is worried about her future sex life...!