Nanase, is the protagonist with a strong sex drive and an outgoing personality. One day, he suddenly contracted 【TS Syndrome】 and transformed into a female body──! Since she can't participate in club activities, she starts acting as a manager on a whim. She was supposed to be fawning over everyone with her playful attitude and easy-going attitude but... “Hey... can I touch you a little?” “Huh, seriously? ...Well, it's okay lol” Before she knew it, she was in charge of satisfying the sexual needs of all the club members! Overwhelmed by the pleasure the club members gave her, she eventually started grinding her hips herself—plunging deep into a state of complete ecstasy and orgasms... Full-throttle rampage! A gender change erotic life driven by impulse and instinct.