When Andy and his friend Tamika travel to the city for a weekend with Tamika's aunt, they arrive in time to rescue hamsters parachuting down from Aunt Mandy's building! Andy resolves to uncover who's behind the troublesome incident, but first he must endure trips to fancy restaurants, museums and the ballet, made more unpleasant by annoying Jason, a young friend of Aunt Mandy's, who she's invited along. The big-city fun he was expecting turns into some surprising discoveries for Andy in this engaging mystery.