The end has come. The world is in shambles. Everyone is gone...except for the dogs!Brownie and Apollo are two dogs living in bliss with a big, comfy couch to laze on. But unbeknownst to them and seemingly overnight, the world has turned to utter chaos. What they do know is their owners are MIA, they are starting to get on each other's nerves, and it's dinner time. What has happened? Who will feed them? What if their people are gone for good?! With bellies rumbling, Brownie and Apollo decide to set out into the wide world, where they discover other pets and stray animals who have been left behind. But not everyone is man's best friend. It's a dog-eat-dog world now! With the help of a friendly neighborhood police dog and a small but mighty side-kick tick, Apollo and Brownie must figure out how to survive these dark times and locate their ultimate goal: dinner!