- Male protagonist Shiren: CEO of a modern Internet technology company, traveled to Bianliang in the Northern Song Dynasty due to a laboratory accident (the energy went out of control while developing space-time communication equipment), carrying modern business thinking, basic chemical/mechanical knowledge and a smart bracelet with limited power that can only check basic information. He has a rational and decisive personality and is good at strategic planning, but at the beginning he knew nothing about the rules of ancient society and the ways of the world.
