India, June 24 -- A hoodie worn on a hot summer morning turned out to be a crucial clue for Pune Rural Police as they probed the death of 25-year-old businessman Ketan Vishal Agarwal at Lohagad Fort, a case that has now turned from an alleged accidental fall into a suspected murder conspiracy involving his fiancee Siya Goyal and her friend Chetan Chaudhary.

According to senior police inspector Dinesh Tayade of Lonavala Rural Police, the investigation gathered momentum after Ketan's family questioned the theory that he had accidentally fallen from the fort. Family members told police that Ketan was an experienced trekker and unlikely to have lost his balance at the spot from where he reportedly fell.

Ketan, a resident of Lodha Belmondo i...