Yoshida, the protagonist, had been working as a freelance personal trainer for a year, fulfilling a lifelong dream. He ran his business smoothly, training clients one-on-one rain or shine. One day, a new client named Wakana arrived, seeking to lose weight. She possessed an incredibly large chest that instantly captivated Yoshida's heart, who had an insatiable love for breasts above all else. Despite knowing it was wrong, he found himself completely enthralled by Wakana's ample bosom...