Buzz says that actress Karthika Nair has played the role of a lady villain in her new movie Dammu. Her character will have negative shades like that of Ramya Krishna’s in ‘Narasimha’. Reportedly, Karthika has delivered a commendable performance and her role is said to be one of the highlights of the film. NTR and Trisha played the lead roles in the film which is slated to release on April 27. Director Boyapati Sreenu has showcased the fiery best of NTR in this high voltage mass entertainer. Keep your fingers crossed until you watch Dammu to know whether Karthika has essayed a negative role or not.