Choose your path, solve the puzzles, and catch the killer in this second collection of three ingenious murder mysteries that challenge middle grade readers with logic problems, visual games, and a Choose Your Own Adventure hook. Arlo Banks rose to fame as an amazing puzzle solver. His adventures across the world led him to crack cases that out-foxed the smartest experts and boldest criminal masterminds. Now enrolled in British Secret Intelligence Service's training program, Arlo faces his deadliest challenges yet in thrilling new adventures that have him unraveling the mystery behind a Hollywood star's sudden death, investigating the disappearance of an ambassador, and exposing the secrets of a lethal international organization. As Arlo Banks, you choose what path to take and what puzzles to answer to solve each mystery. From breaking codes to escaping traps, navigating mazes to sifting through evidence, Puzzle Sleuth Undercover is an addictive brain-teasing mix of story, game, and adventure. Just remember to choose wisely. Your next move could catch the killer--or be your last!.