The old popular legend states that terrible creatures are born from the Union between a woman and a ghost and are forced to the sad fate of loneliness. Currently, on the shore of China, there is a remote village in extreme poverty, where a mysterious young man lives named I San. Found twenty years old abandoned on the beach, he lives, like the rest of the population, in fear of strange disease, which makes him avoid light. Murders, suspicious deaths, incurable diseases and mysterious disappearances. The people have come with their cursed fate. I am san wants to put an end to this when his young friend Xiao Hua mysteriously sinks in the channel ... He goes to a risky investigation into a single factory in the area, in the heart of the forbidden zone where he discovers inexpressible. "I am San" is a story that combines ancient Chinese legends and folk fairy tales, the environment, fantasy and science fiction in one. "I am San" deeply penetrates the human soul.