In Los Angeles, young journalist Ethan Kendrick is investigating a series of bizarre disasters and killings that seem to be linked to a mysterious creature sighted around the city. His investigation leads him to encounter Sarah Daniels, a young woman who is inexplicably connected to these strange events. Ethan learns from Jack, an antiques dealer and friend of his deceased father, that these occurrences are tied to an ancient prophecy concerning two serpents that could bring about the end of the world. According to the legend, every 500 years, a good serpent and an evil serpent battle for the possession of a powerful celestial pearl that can grant immense power.

Ethan discovers that Sarah carries the mark of the dragon, signifying her as the chosen one destined to keep the pearl out of evil hands. The duo realizes that they are caught in a centuries-old war between two mystical serpents, seeking either to protect the world or doom it. With the help of Jack, they embark on a perilous journey to uncover Sarah's connection to the legend and find a way to stop the impending apocalypse. As the good serpent emerges to protect them, they must navigate a dangerous path filled with dark forces and confront the evil serpent in a battle that will determine the fate of the world.