As the leader of the Tianji Sect, Duan Changhong was seriously injured during a martial arts siege and fell off a cliff, leaving behind only the martial arts secret book that every martial arts person coveted - the Falling Lotus. Helplessly, the secret lies in Qin Shaocong, the protector who has been hiding in Tianji Sect since childhood. After several hardships, Qin Shaocong fled alone in the rivers and lakes, but he got false impressions one after another. What is the truth? How terrifying is the power of the fallen lotus flower? How toxic is Three Inch Moonlight? As the story develops, everything gradually becomes clear, but for Qin Shaocong, is the truth more terrifying than ignorance?