Falak

Two partners namely, Murlidhar and Narang, betray their third partner and take over his business. Ramnath works as a watchman in this organization, and he sees illegal business taking place, and attempts to put a stop to this, only to get killed in the process, leaving behind a widow and two sons to fend for themselves. The police classify this death as an accident, and the management refuses to pay any compensation... (imdb)