Marti Keller was married to the man of her dreams and had a satisfying career as an emergency room nurse. But a soul-shattering tragedy turns her world upside down, leaving her desperately clinging to the one precious thing left in her life. After her search for a work-at-home job leads her to rediscover her long-suppressed ability to communicate with ghosts, she encounters Spam, the restless spirit of a murder victim, who begs her to help bring his...