In the dust and shadows of the attic, they shared everything -- fanciful stories, high school crushes, plans for the future, dreams to travel the world. For Karen, the attic is her escape from the reality of her stepfather's unwanted attention. Together in the eaves of a house with its own murderous history, the two best friends concoct a scheme that will put Karen's stepfather in his place. It wasn't supposed to turn deadly. But in the attic Karen shares one more secret with her best friend -- a secret to take to the grave...