Jessie's father is murdered and Lena, her sister, is collateral damage (it is thought to be an accidental gas leak). Jessie and her mother Anna move near Kylie and her mother Tanya. Anna wants Kylie as a replacement.

Murphy ("Just Jesse the Jack") is a mega-famous canine TV star who is fed up with being treated like a 'cashmachine' by Hollywood executives. He escapes and a group of loving kids save him.