Working at a homeless shelter, Laurel Estabrook encounters Bobbie Crocker, a man with a history of mental illness and a box of secret photos, but when Bobbie dies suddenly, Laurel embarks on an obsessive search for the truth behind the photos.

After the murder of Alice Hayward and the suicide of her husband, Reverend Stephen Drew flees the pulpit and is saved from despair only by a meeting with Heather Laurent, the author of wildly successful, inspirational books about angels. Heather, identifying deeply with Alice's daughter, Katie, mentors the young girl but soon suspects that Alice's husband may not have killed himself ... and that Alice had secrets only her minister knew.