Unhappily married to penniless Clarence Scott, Edith Scott blames everyone but herself for her lowly lot in life. Sick of being shunned and desperate to get revenge on the snobby "do-gooders," she devises a scheme to gain wealth and power. Sacrificing her daughter is a small price to pay.
When Edith discovers one of Audrey's diaries, her reaction is extreme. Audrey begins a dangerous game of cat and mouse, unaware of how her mother's grip on reality is slipping. As her mother slides into madness, the cost of Audrey's independence may prove to be too high.