When D. J. Everage's friend is beat up by bullies at school, the elementary-age kids rally together to identify disguised perpetrators, even though they have very few clues. As head of the young detectives, D. J. (sleuth-in-training) uses invaluable toys and great ideas to solve the mystery and to let the bullies know their sneaky actions will not be tolerated under his watch! This is a delightful book featuring courageous kids, who know how to get the job done!