After arresting a wanted man for murder in Philadelphia, they later find him hanged in his cell from his own belt. The man had staunchly protested his innocence before, but the Sheriff believes it to just be another case of suicide. However, when the chief of police arrives, he starts to unravel some funny business. The first being that they had received a circular from Trans-America detective agency warning them about the perpetrator - but when they contacted them, they confirmed they had never released a circular...