One person's journey to fulfill a prophecy through intense orgasms in a retro anime

In a world of anime and hentai, our lone warrior faces the ultimate challenge: to fulfill a prophecy that requires 10,000 orgasms. With time running out, he turns to the only source he trusts - a mysterious, voluptuous woman. As they embark on their passionate journey, the stakes are high, and the intensity is unyielding.