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

The world’s top assassin is reborn as the heir of a noble assassin family in another world. A goddess grants him this second chance on one condition: he must kill the prophesied Hero destined to bring about the world’s destruction. Now, armed with his modern-era expertise in assassination and the hidden techniques of this fantasy world’s most skilled assassin lineage, he becomes the ultimate killer, blending old and new methods to fulfill his deadly mission.