In order to complete the mission, Zhao Qi, who owns the system, worked as a delivery boy for three delivery companies, delivering food day and night. As a result, he died suddenly on the eve of completing the mission and traveled to a strange world. This world is not a world of immortal cultivation. The common people live an ordinary life in ancient times, but the sect, the big family, and the royal family have high-tech weapons. They monopolize steel, science and technology, focus on developing weapons, and have no concern for people's livelihood. After Zhao Qi came here, he was completely defeated. The system activated dual systems, one effort system and one passive system. At the same time, it was announced that Zhao Qi had miniaturized controllable nuclear fusion technology, and a ridiculous and bloody storm began...