 Wu Song reaches Mount Twin Dragons where he joins Lu Zhishen and Yang Zhi.After his defeat by the bandits of Liangshan Marsh, the imperial general Huyan Zhuo flees to Qingzhou (in present-day Shandong) in hope of redeeming himself by wiping out the bandits there.One of the strongholds is Mount Twin Dragons, which, finding Huyan a tough opponent, requests help from Liangshan.