Max Carney doesn't look like a man with a secret. But he has a big one, and Toby Andrews is going to find out what it is. Mr. Carney works at the Lake Farm Home, where Toby's friend Thomas lives. But when Toby goes to a camp several hours away, Mr. Carney's there. Well, the man looks like Mr. Carney. But he says he's not Mr. Carney. What's going on? Toby is determined to find out. Come along as Toby, Thomas, and Toby's deputy sheriff dad trail the man with the terrible secret and learn what he's trying to hide.