The break down

If you can't trust yourself, who can you trust? It all started that night in the woods. Cass Anderson didn't stop to help the woman in the car, and now that woman is dead. Ever since, silent calls have been plaguing Cass and she's sure someone is watching her every move. It doesn't help that she's forgetting everything, too. Where she left the car, if she took her pills, the house alarm code - and whether the knife in the kitchen really had blood on it.