Agra murder case solved with QR code clue in 24 hours

In Agra, a man was murdered by his wife and her lover with the help of an accomplice. They strangled him and tried to burn the body to destroy evidence and mislead investigators. A QR code on a liquor bottle led police to the shop from where it was purchased and on checking the CCTV footage police were able to crack the case within 24 hours.