Summoning Magic — the power to call forth ancient beings known as Summoned Beasts and perform miraculous feats. Once, this power sparked a massive war involving four nations. Rudger Alpheus, a battle-hardened veteran of that great war, now works as a “Courier” — someone who transports clients to their desired destinations. One day, a suspicious new request arrives on his desk... A gritty, hard-boiled man takes on a massive conspiracy that threatens to shake the entire city!