Many creatures—from wasps, to messy chipmunks, to a family of chickadees—take shelter in the birdhouse. As the months and seasons pass, the birdhouse tells the story of each of its their comings and goings, the nests they build, and the challenges they face. After a year has passed and the last of the baby chickadees has flown away, the birdhouse wonders, Who will move in next?