Nineteen year old Charlotte Grote has her whole life ahead of her; headed straight to Oxford and a future as a real detective--until she's framed for murder! Given the choice between going to jail basically forever or joining the police, Lottie decides to hit the beat, all while trying to find the real murderer. Lottie may have been running rings about the police since her 9th birthday, but she's never been on this side of the security tape.