Along their journey , they must also stop the evil Great Gavel Organization from taking over the world .
Only Arcades knows where Ryouga 's missing father is and will tell him his location if Ryouga is strong enough to face him .
Along Arcades ' journey , Arcades must also stop the evil Great Gavel Organization from taking over the world .
Only Arcades knows where Ryouga 's missing father is and will tell him his location if Ryouga is strong enough to face him .