Beacon Fires: The First of the Vassals was an online literary work that told the story of a king named King You of Zhou during his reign. In this novel, King You of Zhou was bewitched by his favorite concubine and led to the fall of the Western Zhou Dynasty. He was thus portrayed as a short-sighted, cruel, and foolish king, while the other characters were portrayed as complex, far-sighted, and ambitious figures. The novel mainly told the story of King You of Zhou and his favorite concubine Baosi, as well as how the other characters continued to fight for power and survival after King You of Zhou died.