Is this a dream? It was too realistic. It won't become a nightmare, right? Follow Crow in his journey of mastering the blood control skills to correct the injustices in this world. Or will he fall to the endless cruelty of the world? A wholesome and dark mature isekai story. Blood Control is like a darker battle shounen story, but using more smarts than pure power to win fights. A story inspired by Tower of God, and Hunter x Hunter.