A young urban family s ends summers on an idyllic island. When an abandoned, mangy mutt wanders onto the ro erty, the dad alerts Animal Control - but the children beg to kee the dog. A com romise is reached: the kids can nurse FRANK back to health, but must ut him u for ado tion when summer is over. As he regains his strength, Frank risks his life to bring the family together in ways no one imagined..