Bright Sword Reborn: Anti-Japanese War Sign-In System

When Xiao Yun awakens in the brutal Anti-Japanese War era, he discovers a powerful sign-in system that grants him modern weapons, tactical knowledge, and vital supplies. In this alternate timeline inspired by the legendary "Bright Sword" saga, he forges an alliance with the fierce warrior Mu Yong. Together, they navigate a treacherous landscape of warlords, spies, and foreign invaders. Armed with future technology and unwavering patriotism, Xiao Yun builds his forces from the ground up, determined to rewrite history and liberate his homeland from occupation.