I Was Lured By An Advertisement On SNS And Joined A Personal Gym... I Was Squeezed To The Root Of Cum By The Spartan Education Of The Trainers With Transparent Pants And Beautiful Big Buttocks! Rika Tsubaki, Jun Suehiro, Yui Amma, Azu Amatsuki

Dream big-ass collaboration! Spring Panty Festival Special Project! I was depressed after my girlfriend dumped me, saying she liked muscular guys. Then one day, I was captivated by an ad video for a personal gym featuring only beautiful trainers on SNS. With a lighthearted thought—'I'm free, she's pretty, and it's free, so why not check it out?'—I went for a trial session. But the trainers there all had huge asses, and their panties were see-through! Noticing my gaze, the four big-ass trainers ganged up on me and started teasing me...