The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat (2021)

Reborn as the eldest son of an elite family of assassins, the world's top assassin faces a new life filled with challenges. A goddess grants him this second chance under one critical condition: eliminate the prophesied hero destined to bring about the world's end. Armed with his extensive modern-day knowledge and the secret arts of his new family, he embarks on a thrilling journey. As he navigates this fantasy realm, his unique skills and cunning make him a formidable force, poised to become the ultimate assassin in his new existence.