According to Iqiyi's inquiry, Su Sha, Heitu Xuexue, is a Chinese-Russian mixed-race agent under Ding Feng, the stationmaster of the Kuomintang military system in binjiang station. He is proficient in camouflage, concealment and skill. Xiaoman is the highest leader of the underground party in Binjiang area. Before arriving at Binjiang, he betrayed a senior general of the Kuomintang through a trap activity of the Kuomintang, and was misunderstood by Yifeng Li as a traitor. It tells the story that at the end of the Northeast Anti-Japanese War, the anti-United troops secretly sneaked back to Harbin, ready to cooperate with the Soviet army to defeat the Japanese defense line in one fell swoop. The director of the Kuomintang Central Riverside Police Station sent beautiful agents to lurk and plot to seize Harbin. Black Soil Beach Hot Blood is a spy war drama produced by Yinghuawenchuang Culture Media Co., Ltd., directed by Grace Wai Wong and starring Liu, Zhang and others.