Director S Balakumar's next flick 'Yathumugi' will have Sunaina in the lead role. The cast includes the actress herself and Sachin as her pair. The movie according to the director is a heroine centric one like the recent flicks 'Saroja' and 'Poo'. The music is scored by James Vasanthan and the major part of the shooting is arranged in Kumbakonam, Ooty, Hyderabad and Bangkok. The movie will also be the latest venture of Sunaina after the hit 'Masilamani'.