Meikyuu Shinwa: Hajikete! Zakku. Follow Zack's adventures, a crazy, even crazier boy who loves to fight! What begins as an innocent boxing match soon leads Zack into the world of invincible demon-possessed adolescents, acid-spewing mutants and craven, bloodthirsty cults! If you're looking for a manga that just bleeds crazy, you've found it!