Twelve-year-old Toulouse "Tull" Trotter lives with his grandfather on a vast Bel-Air parkland estate and spends most of his time with young cousins Lucy, "the girl detective," and Edward, a prodigy who was born disfigured by the effects of Apert Syndrome. One day, an impulsive revelation by Lucy sets in motion a chain of events that changes Tull--and the Trotter family--forever. I'll Let You Go, the third novel of Bruce Wagner, is a...