Sixteen-year-old Cordelia and her family move into the house they just inherited in Pennsylvania, a former insane asylum. Long ago, it was the Piven Institute for the Care and Correction of Troubled Females, an insane asylum nicknamed "Hysteria Hall." However, many of the inmates were not insane, just defiant and strong-willed...kind of like Delia herself. But the house still wants to keep "troubled" girls locked away, and it traps abnd kills Delia. Ghost girls wander the hallways in their old-fashioned nightgowns. A handsome ghost boy named Theo roams the grounds. Delia learns that all the spirits are unsettled and full of dark secrets. The house harbors shocking truths within its walls, truths that only Delia can uncover, which may set her free. She'll need to act quickly, as she realizes that she has to find a way to save her sister, parents, and perhaps herself.