The deceased was identified as D Sujana who reportedly was in live-in relationship with Suresh Varma for past two years after her divorce.
She used to work as a compere for local stage shows.
According to police, Varma used to pick fight with Sujana suspecting her character following which she used to be depressed.
A case has been registered under section 174 of CrPC, said Arilova zone police station inspector Ch Dhanunjaya Naidu.