No one knows whether the second and third waves of arrow rain will continue. At this time, the lives of these four thousand Qin troops ambushed on the cliff and ready for a sneak attack are all in the north of Su Ping.,all Qin troops immediately began to act in accordance with the predetermined battle plan.,the tung oil fell like rain all over the sky, and then the Qin army behind had finished building a bow and shooting an arrow. The front end of the arrow was not a sharp arrow, but a lighted flame.。