Buster isn't fluffy or pretty like other cats; he's a crazy orange cat with an attitude. And Mr. Larsen is the exact right person for him. Every morning Buster and Mr. Larsen sit on their porch in the sun, and every morning Josh sees them when he walks to school. But one day Mr. Larsen goes to the hospital and Buster goes missing. Now Josh and his family are determined to find Buster, no matter how long it takes. Along the way, Josh and his family realize that there's a perfect pet for every owner.