Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!

C is for Canary...Dink, Josh, and Ruth Rose get an urgent call from Mrs. Davis. Her canary is missing! The little bird has vanished without a trace, and he's not the only one. Two other pets are missing. The kids suspect a pet-napper, and now that Ruth Rose's cat, Tiger, has turned up missing too, it's become personal!