All good things come in threes! Big changes are on the horizon for Carl when his owner announces that his beloved Coco and her owner will soon be moving in with them. Carl is overjoyed to have Coco by his side all the time. But Paula is less enthusiastic. What's bothering her? And then something happens that shakes everything up once again... The third part of our story about friendship, jealousy, and solidarity, as well as the small and big changes throughout a (dog's) life.