Powerstar Pawan Kalyan has become extremely busy with politics now. He has already mentioned that he is not all interested to do movies anymore. All the producers who have been waiting for Pawan have given advances to him. The directors are working on the scripts even before Agnyaathavaasi went on sets.
One of the directors who has been waiting to do a movie with Powerstar is Santosh Srinivas. If Pawan agrees to do one movie then the chance to helm it would have definitely gone to him. Mythri Movie Makers was supposed to bankroll this project. Now, the production banner is all set the shooting of the same movie with Natural Star Nani. It seems like Santosh Srinivas has already narrated the script to Nani and the actor has suggested some changes which Santosh accepted and starting working upon.
The reason why they chose Nani is because they have his dates ready. Thet took his dates to do a movie with Nani and Nenu Sailaja fame director Kishore Tirumala. But Nani didn't match well for Kishore's script. Meanwhile, Santosh Srinivas's script for Pawan got ready. As both the dates and script are ready, Mythri Movie Makers are now bankrolling Nani's movie under the direction of Santosh Srinivas.