An orphan nurse Zhenya is getting married, all that remains is to meet the groom's parents. But everything could not have gone worse - his family is not ready to accept the orphan until she finds her mother. Zhenya gets a job as a nurse for retired police colonel Vasily Petrovich, their communication results in great friendship. He helps her look for her mother, and the girl tries to reconcile the colonel with her son Peter, with whom she falls in love.