Introduction: The Mc reincarnates in a world of magic and adventure as a Leech, follow his adventure in this mysterious and exciting world as he goes from the weakest creature to the shadow being that everyone is afraid of. Will he pursue the path of strength alone? Or without realizing it he will become the king of the greatest empire that ever lived.This is my first story and English is not my native language, I am using Google translator to translate the story for me, I accept opinions and questions in the comments for this week's chapter.I intend to make this a long story so all the development of the Mc and the world will be slow for a proper construction, be warned...