This action-packed adventure finds the Washington mice spying on Termon's cats to find out what his new mouse trap is and how Termon is capturing so many animals. Grandmother M is the clever mouse leader of the Mouse Secret Agency (MSA) and must coordinate the spy mission. One of the spies ends up in Annapolis with the plans for the trap. Find out how the mice get the information to foil the evil Termon's attack on Grandpa Ek. This story is an interesting way for children to learn about the state capital of Maryland.