India, June 15 -- Ishita Chauhan, 25, wakes up at 7am. It is peak June summer, but the morning sun barely sneaks through the narrow lanes of Katwaria Sarai, where five and six-storey buildings rise cheek by jowl. Here, balconies are so close that they offer views only of the inside of other houses. The neighbourhood is already awake - shops on the ground floor are preparing for the day, rickshaws and two-wheelers scurry through the lane. An MBA student from Madhya Pradesh, Chauhan stays in bed for a few minutes, scrolling through her phone in a weak effort to push back the start of another hectic day. She shares her flat with two women. The thin, single-brick walls of her room - decorated with postcard images of trips with friends and famil...