Zhou Yuan transmigrates and finds himself the last prince of the Great Xia Dynasty, with all his older brothers deceased. Enemies seek revenge, his father dies, the chancellor plots to usurp power, and vassal kings rebel. Luckily, he possesses the Immortal Martial Emperor签到summoning system, starting by summoning the infamous 'Butcher', Bai Qi. This world features legendary figures like Xiang Yu, Han Xin, and Lü Bu. In this era of chaos, Zhou Yuan, with his arrogant demeanor, declares his ambition to establish a celestial dynasty where even the heavens will bow before him.