Actress Aditi Rao Hydari is required to learn Tamil for her upcoming yet-untitled Tamil romantic-drama with ace filmmaker Mani Ratnam. The principal shooting of the project starts from July or August. Also starring Karthi, who will be seen playing a pilot, the film will have music by A.R. Rahman. Ravi Varman will crank the camera on the project, which is expected to hit the screens early next year.