India, June 26 -- As the investigation into the alleged murder of 25-year-old Ketan Agarwal unfolds, police are probing the conduct of the two arrested accused - Ketan's fiancee Siya Goyal, 20, and her boyfriend Chetan Chaudhary, 22.

Police say Siya and Chetan met at a cafe in Kondhwa in Pune the day before they allegedly pushed Ketan off a cliff at Lohagad Fort on June 18. CCTV footage shows them chatting casually for more than 90 minutes at the cafe.

An examination of Siya's mobile phone has also revealed that she had searched for information about Lohagad Fort and watched videos of various locations at the fort before allegedly sharing details with Chetan, investigators say.

Police and the Agarwal family are baffled by Siya's demean...