A brief description of the manhwa The Regressed Son of a Duke is an Assassin: Cyan Vert, the best assassin of the continent, meets a pitiful death after having been betrayed by his own brother, whom he had trusted all his life. If I were given another chance at life, I would live it differently. I would only trust myself, and achieve all the things I want on my own without serving ... https://www.yesmanga.cc/manga/the-regressed-son-of-a-duke-is-an-assassin/