Andromeda constellation

Private investigator Tara heads to Emerald Lake to prevent a murder that has not yet happened. She knows the victim's name, the motive, and the identity of the killer. But after she arrives, the first murder occurs and nothing makes sense. The body count rises and the case becomes increasingly tangled. Tara realises that someone is manipulating her, but she has no idea who they are or what they are really after…