India, June 27 -- Police probing the Lohagad Fort death case on Friday said Sahil Goyal, brother of accused Siya Goyal, had advised her to distance herself from her alleged friend Chetan Chaudhary as she was set to marry Ketan Agarwal.

Ketan, a Pune-based director of a real estate firm, died on June 18 after falling from Lohagad Fort. Police are investigating the case as a suspected murder. His fiancee, Siya, and her friend, Chetan, have been arrested and are in police custody as the investigation continues.

Investigators questioned Sahil for more than ten hours on Friday. They sought details about when he became aware of Siya's relationship with Chetan and whether other members of the Goyal family knew about it.

"Sahil told us he had ...