An ancient painting, a magical labyrinth, and skeletons found in a locked room.

For centuries, Blackhope Tower has been shrouded in intrigue, centering on a labyrinth and painting in the Mariner's Chamber. When fourteen-year-old Sunni Forrest visits the tower and sees her stepbrother, Dean, disappear, seemingly into the painting itself, she must find him and risk being drawn into the heart of the Blackhope enigma. This action-packed debut follows Dean, Sunni, and her friend Blaise on a journey to the heart of an age-old mystery.