"Warm, appealing, and cleverly devised." —Booklist The most useless and obnoxious thing in the world to Caroline Tate is her older brother, J.P., the genius with the photographic memory. But now, for the first time, she needs him. She needs him because upstairs in the fifth-floor apartment of their building is a mystery man who plans to commit a terrible crime—and she and J.P. are the targets! Luckily, Caroline's best friend, Stacy, wants to be an investigative journalist, so she knows how to gather evidence. Together, Caroline, Stacy, and J.P. set out to catch this criminal red-handed before he can pull off his dastardly deed!
- Sibling Rivalry: Caroline thinks her genius older brother, J.P., is the most obnoxious person alive. But when a murderer moves in upstairs, he might be the only person she can turn to.
- Kids Detective Story: With the help of her best friend Stacy, an aspiring investigative journalist, Caroline is determined to gather evidence and expose the criminal conspiracy in her own apartment building.
- Hilarious Misunderstanding: A mysterious note commands the new neighbor to "eliminate the kids." Caroline is sure it means murder, but the truth might be even funnier—and more embarrassing.
- Unlikely Team-Up: Can a budding paleontologist, a wannabe reporter, and a kid genius with a photographic memory put aside their differences to solve the crime before it’s too late?
"Lowry's style is bright, fast-paced, and funny, with skillfully drawn, believable characters." School Library Journal
