Butterfly Effect Memory Game

On the first day of the new year, a murder case against a woman broke all tranquility. The strange modus operandi and few clues temporarily put the investigation into a deadlock. However, the murderer continues to commit crimes... After Li Yi, captain of the city's criminal police detachment, woke up from a car accident, he had many inexplicable memories in his mind, and these memories actually overlapped with the murder case. It felt like he had experienced this case before. Following the sporadic memories in his mind, Li Yi cleared away the fog of the case step by step, and got closer to the murderer step by step. However, it seems that he is not the only one with this kind of memory...