Rebirth of the Military Sage: Assisting Liu Bei to Unify the Realm

After falling at Weiyang Palace, the military sage Han Xin awakens in a parallel timeline during the chaotic Three Kingdoms period. As a commoner, he assists the straw-weaving Liu Bei, using his transcendent military strategies to carve out a foundation amidst the struggles of warlords. Ultimately, he helps the benevolent ruler rise to the top, unify the realm, and fulfill his past regret of never achieving kingship. — Description from novelcodex.org