Sinopsis Saving the Fallen Empress

Transported to a lone soldier defending a doomed city, he trades a meager bun for an outcast queen rumored to bring calamity. This act awakens the Star-Killer System, which grants him greater power with every foe slain. From daring raids behind enemy lines to leading lightning campaigns, he hones his strength on the battlefield, ultimately seizing cities, toppling kings, and becoming a shield for the common people.