Nancy may have successfully cleared Ned from suspicion when the local carnival's cash box went missing, but along the way she uncovered a deeper plot. In the stunning conclusion, Nancy finally uncovers who is sabotaging the Daughters of River Heights carnival.
It's time for the final ceremony of the River Heights Celebration, where four candiates are going for the Mahoney Scholarhip. All four are equally qualified--and equally worthy suspects behind the strange occurances that have been happening at the carnival. Arson, theft and threatening notes all combine to provide a stunning conclusion to the Sabotage Mystery Trilogy. Can Nancy finally figure out the saboteur--before it's too late?