Dream big-ass collaboration! Spring panty festival special project! I was dumped by my girlfriend because she said she liked macho guys. One day, I was drawn to an ad video for a personal gym staffed only by beautiful trainers. "I'm bored, it's pretty, and it's free, so I'll give it a try," I thought lightly and headed to the experience, but all the trainers there had big asses and their pants were see-through! Noticing my gaze, the four big-ass trainers challenged me as a group...