RAJ HIDE NAVEEN fact

When Naina came to c Raj then y he did'nt mention about the actual cause of Naveen's death and why he told Ghelot ? wat was in his mind?is he up to something!!!!!!!!!! i am completely lost plz help me.......................yeh raj bhi na(apney tarah sab ko sweet and innocent samajtha hai,gHELOT ko bata diya😡)....... he should not be hiding this important thing from Naina ..............wat's gonna happen Allah hi jane..............