action/fighting manga

honestly, i really wanted to like this one, but the story is very overdone. not that its a bad thing, but when you do a story like this, you should make it stand out. i love the idea of the mc using his blood to make guns and the art is so fucking good. but art is supposed to tell a story, and the storytelling and paneling is pretty mediocre? also the female characters are so sexualized and it seems like another case of mangakas failing female characters in the shounen genre. i dropped this