Truck Driver Turned Emperor

Truck driver Ethan travels through time to an ancient battlefield, saves General Leighton. He resolves a military rations crisis, defeats enemy forces with unconventional tactics, and is appointed Strategist. Faced with imperial court suspicion and frame-ups, Ethan assists Leighton in raising an army to purge traitors, then ascends the throne, implements new policies and creates a prosperous era.