Priya Seth (27), the main accused, befriended Dushyant Sharma on Tinder and later called him to a rented accommodation where she and her two accomplices, Dishkant Kamra and Lakshya Walia, held him hostage to demand ransom from his family. After Dushyant's family failed to pay the ransom, the accused killed him by stabbing him multiple times and smothering him with a pillow, prosecution counsel Sandeep Lohariya said on Saturday.