Nag Ashwin is a director who won a lot of fame post his hit film Mahanati. He is now making the biggest film of his life with Prabhas and Deepika Padukone as the leads.
Amitabh Bachchan is also playing a key role in the film which is based on the time travel concept. The update now is that Nag Ashwin has started designing the time machine along with legendary director Singeetham Srinivasa Rao.
It is a known fact that Singeetham Srinivasa Rao was officially brought on board to help on this film and the update now is that the director duo is working on this aspect of time travel in the film.