In the Republic of China, old Shanghai gambling, the society is dying. Qingyue (Wei Haishan) was chased to the No. 41 casino by Yan Zi (Yuan Zhongfang), one of the four kings. The magician who was performing on the stage was rescued before he escaped. After the Qingyue learned that the magician was actually the South gambling king He Zhongqian, he was trained by him.