Daughter of renowned businessman, late Seth Abid was found dead at her residence in Lahore's Muslim Town on Saturday "under mysterious circumstances".
According to details, Farah Mazhar had bullet injuries on her abdomen. Police have taken the adopted son of the 62-year-old victim into custody over suspicion of foul play.
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The suspect has denied the allegations before police, claiming that Farah attempted suicide and he shifted her to hospital. A 40-year-old maid of the victim Razia is also being interrogated.
The police have recovered a weapon from the crime scene which has been sent to the forensic lab.
The police officials said that the victim's husband resides in the United States and all of her children including two sons and one daughter are adopted.
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Meanwhile, Punjab Chief Minister Hamza Shehbaz Sharif has taken notice of the incident and sought report from Inspector General Police.
He directed the police to arrest the suspects as soon as possible and justice should be served to the relatives of the victim.