Moby is living the good life after being rescued. He has no competition from children or other pets, until another rescue enters the picture. His feelings are hurt because now he has to share attention. His new little sister, Maggie, is stealing the show. Moby has to learn to accept this change, but also let Maggie know they both need to get along and share attention from their rescued family. New routines are in place now, and both know now that they are loved equally. Both Moby and Maggie learn to share and adjust their feelings of dislike and jealousy. They grow to have unconditional love for each other in their new life.