Animesh Goshal 1 Rain tapped against the glass façade of the luxury high-rise in Salt Lake Sector V like a nervous code, rhythmic and unrelenting. The building, all chrome and precision, belonged to the future—monitored by Kolkata’s flagship surveillance system, DRISHTI, with retinal scans at the entrance and predictive movement sensors embedded in the hallway walls. But on the twenty-third floor, inside apartment 23-B, silence reigned. The air-conditioning hummed softly as a pool of blood soaked into a pale grey rug beneath a woman’s head. Her body was untouched, her limbs arranged unnaturally straight, but her right eye socket was…