Three gripping interactive murder mystery stories - with riddles, puzzles and a 'choose your own adventure' hook Solve the puzzle. Solve the murder. Simple, right? Join Arlo Banks in this choose your own adventure mystery story as you race against the clock to catch a killer Arlo Banks has always wanted to be a detective. And when he solves a fiendish puzzle in The Times, set by an elderly Oxford professor, he might just get his chance. The reward for solving the puzzle is a trip of a lifetime - a journey on the famous Orient Express. It is a journey full of mystery and murder. Clues are everywhere. As Arlo Banks, your job is track down the truth. But there are puzzles and riddles at every turn, and the answers are not always as straightforward as they seem. You choose what path you take, what puzzles you solve, and what answers you take to help you solve a murder. Your choices could take you to the killer - or lead to a more unfortunate fate.