Rama Raju, the director of the critically-acclaimed 'Mallela Theeram Lo Sirimalle Puvvu',is back with 'Oka Manasu'. Starring Naga Shourya and Niharika Konidela in lead roles, the film hits the screens on June 24. In this chit chat, the director talks about why he took a year's gap before making this film, zeroing in on Niharika, and more.  

You took a long gap after your debut film 'Mallela Theeram Lo'. Why so?