When their elderly owner goes to the hospital, Butterbean the dachshund, Walt the cat, Oscar the mynah bird, and rats Marco and Polo plan a robbery to support themselves.

Horace is flying high after solving the pet-tectives' first mystery. But Bunwinkle just hasn't been herself, she's scared all the time and is too embarrassed to tell anyone. Before they can work on getting Bunwinkle's confidence back, a new case lands in their laps, well, actually their trash cans, when Shoo the raccoon asks for help. The neighborhood humans think he's behind a series of garbage upheavals and home break-ins, but he swears he's innocent....

Introduces Emergency Kittens Mimi, Twee-Twee, and Adorbs, superheroes willing to help anyone in need.

At the end of the day, a fire truck is tired and gets ready for bed by washing his bumper, fills up with gasoline, chooses a book that is all about rescuers, and drifts off to sleep.

"A band of swashbuckling pie-rats has only one goal: to find dessert! Whether it's banana cream, lemon meringue, apple, or cherry, these ravenous rodents will battle storms and scallywags to find the best pie. But will adventures reveal that there is more than one way to satisfy a sweet tooth?"--From jacket flap.