In a near future : A private underground line team most major cities, security systems are " heavy handed" : firstly , a militia composed of heavily armed mercenaries and secondly , the police ready to intervene immediately. However, in a network , a series of atrocious crimes hits the headlines. Every user is liable to become a death sentence. Including this very old lady , dressed all in black, wearing hat and purple , which, relying on his cane painfully , dared to venture into the Death Row ..