The Empty Chair

America's most prolific yet unknown serial killer is set to be released from prison unless Harriett Semander, the mother of one of his many victims, can find a way to keep him behind bars.America's most prolific yet unknown serial killer is set to be released from prison unless Harriett Semander, the mother of one of his many victims, can find a way to keep him behind bars.America's most prolific yet unknown serial killer is set to be released from prison unless Harriett Semander, the mother of one of his many victims, can find a way to keep him behind bars.