On The Blacklist Season 3 Episode 12, an unusual medical device was used in a homicide.
This prompted Red to warn the task force that a lethal vigilante group from the Middle Ages is now in operation, as hard as that may be to believe.
Meanwhile, Liz received startling news and cautiously planned her next move as a result.
What was this news? How, exactly, did Liz react? What other storylines played out?
Use the video above to watch The Blacklist online and then sound off below with your take on the installment.