In this sequel, the super intelligent artificial robotronic dog, Archie, befriends Gregory, a young boy who is the son of a carnival owner. Gregory is concerned that someone has been stealing from the carnival and enlists his new friend to help find the culprit.
Russell, an undersized but big-hearted terrier, dreams of having a family of his own. After running away from his pet store, Russell gets taken in by The Ferraros, who discover their new pet pooch has incredible wrestling skills.
Tanner Gray is shocked to learn after the death of his ex-wife Andrea that he has a 25 year-old daughter, Cyd. He and his wife had met on a cruise over 25 years ago where they both worked as dance instructors. They fell in love and married but while Andrea wanted to settle down in her small hometown and take over her parents dance studio Tanner came from a small town and wanted to travel before settling down. He went off on his own but when he was finally ready to come home, Andrea told him not to bother and they hadn’t spoken since. Now, Cyd is under pressure to sell the studio to a land developer but Andrea always left Tanner’s name on the deed so he would have to agree to any sale. He only has Cyd’s best interests at heart but as he gets to know her, he doesn’t think selling is the right thing to do.