In this serial Of Ek Duje Ke Vaaste 2, Shravan should have been promoted to Major before Suman as he is the more deserving of the two as he had successfully completed a dangerous mission and adding to that the serial In its initial promo had shown Shravan as a Major and Suman as a Captain. Plus Shravan is mentioned as a Major in the wikipedia page of the serial. ๐ก๐คฌ๐ฃ๐
