Facing financial ruin, Tia asks 9-year-old Jamie to speak to Regis's ghost to find out his intentions for the last book. Then, in late 2009, the star author of her agency, Regis Thomas, dies without having completed the 10th and final book in his popular book series. When the financial crisis in 2008 hits, Tia's mother's assets get caught up in a Ponzi scheme that her brother, Harry had invested the agency's funds into. She says ghosts may know secrets that people want kept hidden. Tia warns Jamie not to tell others about his special abilities. She runs an agency that was formerly run by her brother, Harry, who now has early onset Alzheimer's. Jamie's mother, Tia Conklin, is a single mother and literary agent. The ghosts must respond honestly when asked a direct question. In Later, Jamie Conklin, is a boy who can see and speak to ghosts, who typically remain for a few days following the death. Kenneth knows that someday later he may have to battle the demon again to banish it for good.

However, when Jamie's life is imperiled years later, he calls on the demon for help. Jamie is warned never call on the demon, since it risks inviting that demon back into his life. As a result of the this, the demon must come if Jamie calls on him. But Kenneth's spirit is overtaken by a demon who haunts Jamie until Jamie undergoes a battle of wills with the demon.

One day, he helps to figure out the location of a bomb by talking to the deceased bomber, Kenneth. The one-paragraph version of this: Jamie is a boy who can see and speak to ghosts.

Later book by stephen king