is within its jurisdiction. He Tao, the chief constable of Jizhou, is tasked with tracking down the robbers. Song runs into He at the magistrate office of Yuncheng, who tells him he has identified Chao Gai as the mastermind. Upon hearing this, Song excuses himself and rushes to Dongxi Village to warn Chao. The robbers thus manage to pack up in time and escape. They seek refuge in the outlaw stronghold at Liangshan Marsh. But Wang Lun, the chief of Liangshan, does not welcome them. Chao is elected in his place after Lin Chong kills Wang. Killing Yan Poxi Meanwhile, Song Jiang has taken Yan Poxi as his mistress at her mother's insistence as their repayment for his funding of her father's funeral. They got along without problem initially. However, Yan Poxi soon detested Song Jiang, who has no fancy for women, after knowing Zhang Wenyuan, Song's clerical assistant, and getting into an affair with him. To convey his gratitude, Chao Gai sends Liu Tang to deliver one hundred pieces of gold each to Song Jiang and Zhu Tong, who has also aided his escape. Liu also brings along a letter from Chao for Song. Song is shocked to find Liu greeting him on the street one night. He refuses to take all the gold, accepting only one piece as a token. That night he is forced to go to sleep with Yan Poxi by Yan's mother. Yan discovers Chao's letter, which reveals Song's involvement with the outlaws of Liangshan. She threatens to report him to the authorities unless he meets three demands: divorce her and allow her to marry Zhang Wenyuan; let her keep all the things he has given her; and hand over all the gold pieces he received from Chao. Song agrees to the first two but could not accede to the third as he has accepted only one gold piece. As Yan refuses to believe him and repeatedly threatens to expose him, Song becomes agitated and kills her with a dagger that he always carries in his bag. He flees to hide in a pit in the house of his father. Zhu Tong, who is sent to arrest him, locates him in the vault as Song has once told him about it. But Zhu lets him go. Song runs away from Yuncheng and becomes a fugitive. Battle of Qingfeng Fort Song Jiang takes shelter in the