Leo is a special dog that is loved by everyone. He is sweet, helpful, and kind. There is only one member of the family who is very unhappy about Leo. His name is Theo, and he is the grouchiest cat in Toledo. He wishes that he didn't have to hear about Leo at all. Theo is so tired of all the attention about Leo, and he is not going to take it anymore. Theo leaves his family, Leo, and everyone else in Toledo. He packs up and runs away without telling anyone that he's going. His family is determined to find him and do all they can. Can Leo help Theo come home? And even more important, will Theo come home with Leo? Read Leo and Theo to see if cats and dogs really can get along in the same family.