To commemorate the first anniversary of Tamil con thriller "Rajathandhiram", its makers are set to unveil the first six minutes of " Rajathandhiram 2" on March 13.Directed and produced by Senthil Veeraasamy, the film stars Veera, Darbuka Siva and Ajai Prasath."We have six-minute footage of the sequel and we plan to release it on March 13 as it happens to be exactly one year since the release of 'Rajathandhiram'," Senthil told IANS.The regular shooting of the sequel will begin from June-July and will most likely hit the screens towards the end of the year.The sequel, according to Senthil, comes with a big surprise, which audiences will get to know next week.