Imperfect Number

In a peaceful modern city, bizarre murders occur one after another. The only thing they have in common is that a seemingly meaningless number written in blood will be left at the scene. Chen Kan led the team to peel back the cocoon and discovered that behind these numbers, there was an ancient curse based on strict mathematical logic. He must unravel the code of the numbers before the murderer completes the final ritual, and the truth points to his long-lost past.