Complex sentence: He gloats in front of Ajay at the jail, but Ajay has a gun hidden with him and shoots Tabrez after they converse for a while, in return Tabrez's men shoot Ajay and the film ends.
Split into simpler sentences: He gloats in front of Ajay at the jail, but Ajay has a gun. In return, Tabrez's men shoot Ajay and the film ends.