Popular race queen Yui Hatano is drugged with an aphrodisiac by her manager's secret plot during a photoshoot. Under its influence, she loses consciousness and gets dragged into a private backstage encounter with a sponsor. During an exclusive secret session, she collapses in ecstasy in front of her fans, writhing in shame and pleasure, losing control of her bladder and entering a lewd, trembling state. Her proud image as a race queen completely shatters, transforming into a fully corrupted, depraved figure.