Bounty Hunters all over the world have united. The organization EON attracts powerful individuals that wish to climb the ranks and earn rewards. Kite is one of their bounty hunters. The young sword wielder stumbles upon a strange bystander. His name is Sora and he can't fight. His unknown goals however lead him to dangerous places. While Kite gets stronger and stronger, his mysterious counterpart is striving to achieve his goals without any fighting power at all.