Next Stop Murder
Ms. DiPesto wins a ride on J.B. Ballard's Murder Mystery Train. Maddie and David take Agnes to the train station. They escort Agnes on to the train but then they get stuck on the train and are unable to disembark before it takes off.
The planned murder mystery doesn't go exactly as planned. Ballard turns up dead. Agnes and Roy, one of Ballard's employees, get interested in one another. David and Maddie try to solve the mystery. More than one of the other passengers is suspected of killing J.B. until David solves the mystery.
There is a struggle when the killer tries to escape. David and Maddie chase the killer on to the roof of the train, while it is still moving.






