The prototype of the robbery on National Highway 307

This TV series is based on a real case, and it is based on a series of robberies on National Highway 307 in Shijiazhuang City, Hebei Province. On April 14, 2000, a violent robbery occurred on National Highway 307 in Shijiazhuang, Hebei Province. A long-distance bus from Cangzhou, Hebei Province to Shijiazhuang was robbed, and three passengers on the bus threatened passengers with knives to hand over their money. The first one is a man with a "scar face", and the other one is wearing sunglasses. After the success of the crime, the three left in a red taxi.