A live-action spin-off of the popular Vadass series "My Obedient Senior Student"! A student at Hatasu Academy, Sakayama, finds out the weakness of the busty L-cup teacher Yoshikawa (with thick hair), verbally abuses the arrogant super-busty female teacher, forces her to have sex while she's sleeping, and violently pistons his extra-thick dick into her big asshole, swallowing all three holes until she completely falls for him, turning the perverted mature woman into a female slut and successfully turning her into his sex friend! "The sight of teacher Yoshikawa going crazy like this...the boys would be shocked if they saw her♪" says the hairy old woman, who becomes the prey of the sex beast!