This is a Rare Opportunity - you lucky thing! Allowing your Menaces to get too high, or leaving Fallen London, may mean losing this card. Use it wisely!
Somebody is clumping around on the roof of your lodgings. Several somebodies, judging by the rain of roof-tiles whizzing past your front window. A hessian sack thumps into your fireplace, throwing soot everywhere. What do you think is inside?