The rented flat in Kalachandpur West Para remained locked and silent on Saturday night, hiding a grim discovery that would soon shatter a family’s worst fears.Inside lay the body of 27-year-old Sadia Rahman Mim, a beauty parlour owner whose throat had been slit. Police later said the body bore multiple injury marks, indicating a brutal killing.Mim, daughter of late Shahid Ali of Dhanbari upazila in Tangail, lived in the Gulshan-area flat with her roommate, Nusrat. She ran a beauty salon in Kalachandpur and also worked at a bar.Her elder sister Shahida said the silence began on January 16. She last spoke with Mim over the phone around 11:30am that day. By nightfall, Mim’s phone was switched off. Repeated calls the next day went unanswered.Worried, Shahida contacted Nusrat, who told her she had gone to her village home two days earlier and knew nothing about Mim’s whereabouts.Unable to shake her concern, ...