Hey did u all notice Raj said ," Mein yeh risk tabhi utaoonga jab tum promise karogi ki tum aaj ke baad sirf ek saccha sipahi banne ki koshish karogi"........and i think tomorrow Naina will also promise him.............Kya love hain in don ke beech.......RAJ ,NAINA KE LIYE APNE DOST KHONE KE LIYE TAYYAR HAIN..........AND NAINA ,RAJ KE LIYE APNE BHAI KO NIRDOSH SAABITH KARNE KA MANZIL BHOOLNE KE LIYE TAYYAR HAIN..........Both of them are ready to sacrifice something very important in their life for each other........long live their love.............