Telephone (1985)

Suresh is a wealthy businessman and works with is best friend and business partner Dinesh when he finds that Dinesh is cheating him he forces him to leave the organization,Dinesh swears to avenge on Suresh and throws his secretary Rajni out of the window and Suresh gets arrested.But Suresh is granted a bail due to his past record.Anita comes into life of Suresh she is sister of Rajni and believes Suresh killed her.She then teams of with Dinesh to revenge on Suresh.