Vijay (Amitabh Bachchan) and Ravi (Shatrughan Sinha) are best friends who do not question each other about their careers. Vijay is a police officer and Ravi is a lawyer; while the former catches criminals, the latter bails those criminals out and is employed by Daaga (Prem Chopra). One day both Vijay and Ravi meet Sheetal (Zeenat Aman) at different places and times, and both fall in love with her. Vijay's love is more serious.
Ravi admits his love for Sheetal to Vijay who is devastated but decides to sacrifice his love for Ravi's sake. However, there is a misunderstanding when Daaga decides to stir up Vijay and Ravi's friendship by showing Ravi a photo of Vijay and Sheetal. Vijay and Ravi become rivals for the first time. The rest of the movie looks at the conflict between the trio.