Ellingham Academy is a prestigious boarding school known for its outstanding alumni. The school's founder, Albert Ellingham, selected exceptionally talented children to teach them according to the principle "learning is a wonderful game."

The opening of the academy was preceded by dark events: Ellingham's wife and little daughter were kidnapped by a mysterious villain calling himself the Evil One. The kidnapping became one of the greatest unsolved crimes in history, known as the Ellingham Case.

Stevie Bell enters Ellingham Academy with the ambitious goal of solving an eighty-year-old crime. But just as she begins to investigate, Evil One reappears at the school... and Stevie enters into a dangerous game with the kidnapper and killer.