In the dimly lit classroom of carnal knowledge, Abuela Richi's star pupil, Great Granny Gigi, imparts her lifetime of debauchery. Her gnarled fingers trace forbidden paths on his smooth skin, igniting fires that only her expert tongue can quench. Gigi's weathered lips wrap around his throbbing youth, sucking with a hunger that belies her age, as she teaches him the secrets of lasting, intense ecstasy.