This time its our duty to save the law and order of the town.Dont get over excited,your task is not that hard. The cops had got hold of a criminal and they took him to the police station.He has to be put into the lock-up. For the cops unluckiness the key for opening the lock-up is missing.All you have to do is to find that key and put the criminal in the lock-up.Good luck,save day.