"But I don't have time to buy a new one!"

"Still cramming?" she asked.

"I’m doomed, Didi. I don’t have the Tata McGraw book. I tried downloading a PDF, but everything’s fake or infected."

"You don't need a new one. Go downstairs. Mrs. Sharma on the second floor—her son cleared the UPSC last year. I called her an hour ago. She’s kept his old copy at the security guard’s desk. Go. Now."