With a reputation for being as intelligent as a fox demon, Tang Li Ci hides his psychopathic nature behind a calm and reassuring demeanor. However, the beating heart buried inside his abdomen suggests he is hiding a deadly secret. Tang Li Ci becomes embroiled in Jianghu intrigue after the massacre of a clan perpetrated by his former older disciple brother Liu Yan. Under the manipulation of Gui Mu Dan (Ghost Peony), the entire martial arts community is once again facing the prospect of extermination. Further, after the revelation of Yin Yang Master’s desire to control Tang Li Ci’s 'heaven and earth in one' body, Tang Li Ci must come face-to-face with his destiny as the 'chosen sacrifice'.
