Chennai: Filmmaker S.S. Rajamouli on Tuesday began filming the second schedule of his upcoming magnum opus "RRR" in Bulgaria, its makers said in a statement. In the Bulgaria schedule, which will last for close to a month, major scenes involving Jr. NTR will be filmed.

Rajamouli had said that RRR will be a fictional story set in 1920s pre-independent era and it will be based on few years in the lives of two real heroes and well-known revolutionaries -- Alluri Sitarama Raju and Komaram Bheem.