Primus: A PLOT OF NIGHTMARE

With delicate depiction and detailed world setting, the author has created a fantastic hero that transcends dimensions. And together with the hero boy Hiroki, they fight against an epic destiny and a powerful enemy to protect two worlds. Hiroki's destiny calls for a nemesis, and the battle gives birth to tragedy. Primus always comes to Hiroki's rescue when he is in danger. However, Hiroki's life is shortened when he uses Primus' power. What will the contract between the two bring about in the two worlds?

(Source: Kodansha, translated)