I, the slave boy, awaken with the most potent seed!!

In a world decimated by the XY Plague—a virus targeting male fertility—18-year-old orphan Zafron is sold by his stepmother to a powerful noblewoman. After genetic testing reveals a shocking truth, he’s discarded and left for dead. Pitied by a deity, Zafron receives the Eros Vitality System, transforming him into the most genetically potent male alive. But power comes with a price. Now hunted by desperate noblewomen and men seeking to restore their fertility, Zafron must navigate a treacherous path where trust is rare and danger is constant. Premium mature harem story with diverse characters and equally vital heroines.