Qatl (1986)
Rakesh (Sanjeev Kumar), while saving the life of his wife, Rohini (Sarika), loses his sight. His seemingly loving wife cares for him, but is also having an affair with his best friend, Ranjeet (Marc Zuber). Nurse Sita (Ranjeeta), finds out about this, and then one day when Ranjeet enters his apartment, he finds the lifeless body of Rohini who has been killed with his gun. The police must now find the killer, who could be either Rakesh, Sita, or Ranjeet, or all of them.