I Have Countless New Identities

Qin Ran was inexplicably kidnapped into a case world, and traveled to a person who would be killed in ten days. He must find the murderer within ten days, otherwise he will die with him. In order to survive, he must rack his brains to complete the perverted tasks issued by the system to find clues related to the murderer. But even as he completed one task after another and received one hint after another, the identity of the murderer remained a mystery. Can he escape from the world of cases and return to the original world to save his dying sister? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.