The mail coach arrived three hours late to relay Wolfsbane . In 1794. In these troubled times of the Revolution, it was soon suspected. empty! What happened to the mail and passengers she was carrying? The postmaster is in a tizzy. He must find it even if it must risk his life. Stan, his nephew, seems less interested in the letters to passengers, because some among these is Helen. Stan, his nephew, seems less interested in the letters to passengers, because some among these is Helen