India, June 23 -- The death of 26-year-old real estate director Ketan Agrawal, who was pushed nearly 400 feet at Maharashtra's Lohagad Fort on June 18, was first treated as an accident.

Investigators now say a mix of CCTV clues, a cancelled trip to Bali and a suspicious hoodie-wearing man helped crack open an alleged conspiracy involving his fiancee, Siya Goyal, and her reported lover.

Police said the couple planned a pre-wedding photoshoot trip to Thailand's Bali in the first week of June. The plan fell apart at the last moment.

"Investigation revealed that Siya had taken Ketan's passport and misplaced it so that they could not travel to Bali," Pune Rural Superintendent of Police Sandip Singh Gill said.

The couple reached Mumbai airp...