Tsuyokute New Saga (LN) Novel

Kyle and his allies stormed the Demon King's castle to save humanity from annihilation. While they succeeded in defeating the Demon King, the victory came at a devastating cost—Kyle lost everyone dear to him throughout the brutal conflict, including his friends, family, lovers, and comrades. As he lay dying in the Demon King's chamber, Kyle discovers a mysterious gem the Demon King had treasured. This gem grants Kyle a second chance as he is transported back in time. Now armed with knowledge from his failed timeline and newfound powers, Kyle must navigate political intrigue, form alliances, and build relationships to prevent the catastrophe that claimed his loved ones. Accompanied by a capable supporting cast with complex motivations, Kyle works to create a different future while grappling with his transformation from powerless survivor to a formidable force capable of reshaping the world.