The World’s Finest Assassin Gets Reincarnated In Another World As An Aristocrat Vol. 1

The world’s greatest assassin is reincarnated into a world of swords and magic after being double-crossed by his employer and dying in a plane crash. Now named Lugh Tuatha Dé, he is the heir to the House of Tuatha Dé who acquires new skills in the medicinal arts and retains all of his assassination skills from his previous life. He is tasked by the goddess who reincarnated him to use his special skill set to kill the world’s hero, Epona Liannenon, who is prophesied to become drunk on power after killing the Demon Lord and ultimately destroy the world. But can his unmatched assassination skills really defeat powerful magic?
Notice: This book is written in Japanese.