In Charge of the World: from Modern Special Forces to the Emperor of Another World

The fictional "Tian Yuan Continent" is similar to the Warring States Period in ancient China, where the seven kingdoms competed for hegemony. The technological level is stuck in the cold weapon age, but there is a basic system of refining energy and cultivating immortals. Core conflict: In the last years of the Great Yan Dynasty, the imperial power was on the decline, vassal towns were divided, barbarians in the north were eyeing them, floods were frequent in the south, and the people were in dire straits.