The first episode of Shinsei Futanari Idol Dekatama Kei introduces Riko and Mizuho, two futanari idols who are determined to please their fans. Riko declares her ambition to become the top idol queen, while Mizuho expresses her dedication to bringing pleasure to her beloved audience. These two pop stars with penises in their panties go to ever-greater lengths to satisfy the skyrocketing demands of their followers. The episode features futanari-on-female and futanari-on-futanari sexual acts, including blowjobs, anal sex, and creampies.