17-year-old Esmeray Cooper and her friends have grown up at St. Diana's hospital, battling chronic illnesses with only each other as support. After a strange night when a creepy patient claims that everyone in the hospital is in grave danger at the hands of sinister otherworldly forces, Esmeray must team up with an unlikely ally as it seems she and her friends may have to fight off more than the diseases that keep them in St. Diana's care.