Saito Saga, He was famous known as Black Heart. All the people believe that he has no heart. When he was eight years old, he killed his own family. He was a killer and no mercy to those people he killed. Everybody scared at him and no one wants to be his friend because no one wants to have a friend who was a killer, right? Inoue Kagawa, a simple student who believes that the famous Black Heart, have a remaining Good side in his heart

Available on GoodNovel App "Just like in highschool, if you have the rooftop, it means that it is your territory and there would be no one to stop your ascension...but, standing at the top gives bittersweet feelings too in between your glory and your sorry." --- Black Butterfly (Bella Echizen Smith)