Dr. Morton Serviss is a brilliant young scientist grounded in reality, while Viola Lambert is a captivating young woman tormented—and at times possessed—by the spirits of the deceased. When their paths cross, both are thrust into a world that challenges their beliefs. Viola yearns to break free from her life as a medium, yet feels tethered by her mothers and pastors encouragement, as well as the spirits that refuse to let her go. Dr. Serviss, skeptical of the supernatural, is resolute in helping her escape the haunting grip of her past. Together, they embark on a journey that intertwines the realms of science and the supernatural, forcing them to confront their deepest fears and desires. - Summary by Devorah Allen