A simple guy, Zhenya, works as an accountant and cannot admit to his colleague Alisa that he is in love with her. All Zhenya wants is to be close to his beloved. Real magic happens: the boss witch turns Zhenya into the terrier Zheka, and he becomes Alisa's pet. The guy's wish is fulfilled, but Zhenya loses his human form: now he is a Jack Russell Terrier dog, which Alisa takes home.