Lei Shi traveled back in time to the war in Chenliu in the second year of Chuping. Liu Yan witnessed the Yellow Turban massacre of county soldiers and civilians with his own eyes. The heads rolled down before his eyes and he was shocked. He hid in a private house to resolve the misunderstanding with the scribes, and worked together to kill the Yellow Turban intruders. He broke out and ran into seven or eight armed thieves. He broke through the gap in blood and fled towards the north gate with the scribes who were familiar with the terrain.