For millennia, humans and demons have been locked in conflict, causing the great land of Leunders to fracture into two separate realms. Although a fragile truce later eased tensions, the peace shatters when a new demon monarch launches an all‑out assault. Within twelve months, every non‑demonic nation falls to the onslaught, leaving humanity"s future hinging on a special task force commanded by swordsman Kyle Leonard. Their sole objective is to strike down the demon king and bring the war to a close.
During this perilous mission, Kyle confronts the ruler of darkness and nearly loses his life. Realizing he has lost everything he holds dear, a mysterious gem whisks him back to the era before hostilities erupted. Armed with knowledge of what lies ahead and driven by a fierce resolve to protect his loved ones, Kyle embarks on a quest to hone his strength and prevent humanity"s extinction. His journey becomes a testament to hope and resilience.
