Okiku has wandered the world for centuries, freeing the innocent ghosts of the murdered-dead and taking the lives of killers with the vengeance they are due, but when she meets Tark she knows the moody teen with the series of intricate tattoos is not a monster and needs to be freed from the demonic malevolence that clings to him.

Tea's gift for death magic means that she is a bone witch, a title that makes her feared and ostracized by her community, but when an older bone witch trains her to become an asha--one who can wield elemental magic--Tea will have to overcome her obstacles and make a powerful choice in the face of danger as dark forces approach.