The Unexpected Find in a Berlin Alleyway

Hans and Karl walk through Berlin's cold night streets, their boots echoing on the cobblestones. A muffled sound from a narrow alley makes them stop in their tracks. They step closer and find a muscular, shirtless guy lightly tied to a wall, his cock securely locked in a shiny chastity cage. The guy looks up at them with a gaze full of desire and whispers that he's there for this. Hans smirks, already sliding his hand over his own crotch. What do you do now?