马德胜在调查肇事逃逸案时遭遇沈栋梁——多年前碎尸案的关键人物。更令人震惊的是，沈栋梁之子沈辉竟是当前案件的嫌疑人
Wang Xiang comforted Li Qiaoyun, who was denied retirement. Madesheng and the other two traced to Shen Dongliang's house, but no one answered the door. Wang Xiang made a new discovery.
