PFES-106 | I was lured by an ad on SNS and joined a personal gym... I ended up getting all my semen squeezed out by the Spartan training of the super-slutty trainers with big asses and see-through panties! Rika Tsubaki, Jun Suehiro, Yui Tenma, Azu Amatsuki

A dream collaboration of big butts! A special project for the Spring Panties Festival! I was depressed after my girlfriend dumped me because I liked macho men. Then, one day, I saw an advertisement video on social media for a personal gym that only had beautiful trainers, and it caught my eye. "I'm bored, it's beautiful, and it's free, so I'll go," I thought, and headed there to try it out, but all the trainers there had big butts and their panties were see-through! The four big-butt trainers noticed my gaze and started teasing me in a group...