Adventure Inc. is recruited by St. Edmunds Abbey to retrieve a stolen gold and jeweled Angel that is believed to carry protective powers. They are contacted by a monk, Brother John, who is sworn to silence and thinks he knows where the Angel is. The trail leads to London where mobsters try to take out Lucy Wyle, a bar and casino owner who has the Angel and refuses to sell, so the gang go ahead and steal it - Judson and Mac break in while Gabe distracts Lucy. But Lucy catches on and ransoms Gabe for the Angel, but the mobsters show up and break up the whole thing. The gang trounces them, Brother John retires from the Abbey, and Lucy returns the Angel.