Rona Maynard wants to love her life again. Stuck in the what-next doldrums after quitting a big job, she needs a new bridge to the world. So, well into their married life, she lets her husband talk her into their first dog, a rescue mutt named Casey. Rona frets about shedding, lost travel opportunities, and arguments about walking duty. She doubts she can love a dog. But when Casey romps through her door, Rona falls hard. Over time he gives her what no human could -- a new way of seeing and a pathway to the heart of a moment. Her downtown neighborhood reveals its true face as she explores it with Casey, making new friends and discovering hidden beauty spots. She learns to have adventures on her own stomping ground. Through Casey, Rona falls in love with the world and her place in it, an animal among other animals.