It's a Desperate Start, but I'm Weird

[Plot flow] [Not mindless and cool] [Has a female protagonist] The good news has awakened; the bad news has awakened into disaster. My name is Fang Yuan, a time traveler. On the first day I came to this world, I looked up the memory of the original owner. I thought I would awaken. The next day, I woke up, but it was a disaster. I am very hungry. This hunger tortures me all the time. I want to eat people... But before I traveled through time, I was an old criminal policeman. If I was asked to eat ordinary people, I couldn't do it. Besides, how could eating ordinary people lead to disaster...