The Prohibition & Excise department of Telangana regulates alcohol and puts tabs on contraband liquour. It was surprising that its enforcement wing was leading raids on the drug trafficking scandal in the state. Behind the crackdown is IPS officer Akun Sabharwal. The drugs-buster of Hyderabad had to acquaint himself with the dark web to deal with new-age narcos. Excerpts of an interview with Ushinor Majumdar: