After the Emir State abandons the Bian County and Penchi River Ferry in Badak Mountain, Afghanistan, some small warlords will inevitably seek refuge in Khorasan Daxingtai. As former colleagues of the Afghan Republican Army and the Tajik government army, it is easy for them to have two-way exchanges between An Lushan and Guo Yaoshi. Communication includes bribery to ensure the safety of the buffer zone, but it is also the reason why internal bandits attract foreign bandits.