Ten-year-old Tom Pasmore, a rich resident of the Caribbean island of Mill Walk, is hit by a car and, in a near-death experience, sees visions of himself in the future. During his long recuperation, Tom reads mystery stories brought to him by Lamont von Heilitz, an eccentric neighbor, once a famous detective. Action resumes when Tom, now aged 17 and possessed of sharpened deductive skills, gives the police an anonymous tip to help them solve the murder of a government official's sister. Tom's tip backfires, motivating him to join Lamont in trying to solve a murder that took place 20 years earlier in the Wisconsin resort town where Mill Walk's privileged citizens spend their summers. That layered, complex case reveals a long history of corruption, leads to more murders, to realization of the meaning of Tom's early visions and his discovery of his true identity
