Everything has always worked out well for Detective Allison Mars. She was number one at the police academy. She is smart, determined and leaves no stone unturned. That is until she meets one woman at a bar, they go from awkward to laughing. Everything is perfect and they go back to her place, which is something she doesn't normally do. When a dead body appears after, it leaves her shocked and torn. For the first time in her life, everything she learnt at the academy can't help her here. With her work ethic challanged, can she find out who the killer is? Or is she too close?