Worlds based on animal occupation, with no humans, have been a common theme in media for as long as it has existed. Books, movies, games, cartoons—all of them imagined worlds based on animals. But are they really all that they promise? When Mark is transported to one of those worlds, he has to make due. Find a home, an occupation, clothes that don't have holes in the backside—everything. And in the process, he might just find love.