When he gets separated from Butter and Crackers, Peanut becomes the new target of the Pint-Sized Pack-the bullies of the Little Dogs group-and must find a way out of this predicament.

While on a mission to acquire snacks for a party, Super Turbo and Boss Bunny are caught in one of the janitor's rat traps and their only hope for escape lies in the paws of their enemy Whiskerface.

Crackers is a rescue dog who's a bit on the nervous side, but pretty comfy at home with Butter, a very plump cat who--like all cats--is all about himself. The two pets have a good life: big backyard, nice couch, good eats, and an owner who goes to work every day so they can pretty much do what they want. Enter Peanut, a brand-new puppy with big floppy ears, unabashed energy, and no appreciation for the quiet life. The little dog is a chowhound who...