New Delhi, June 24 -- The death of 26-year-old real estate executive Ketan Agrawal in Pune has placed his fiancee, Siya Goyal, and her alleged lover, Chetan Chaudhary, at the centre of a high-profile murder investigation.

What was first believed to be an accidental fall has now turned into a murder case after police claimed that Goyal and Chaudhary admitted to pushing Agrawal from Lohagad Fort near Lonavala on June 18.

According to investigators, several details helped them piece together the alleged conspiracy.

Police examined Siya's repeated requests to visit Lohagad Fort, Agrawal's missing passport, and the unusual clothing worn by Chaudhary during the trip. Police believe these and other pieces of evidence helped expose what they s...