Gay Shop Caning
The last post may have been blue-collar straight men just horseplaying around with improvised whips, but if gay men hurting each other in the shop is what you’re actually looking for, this may be closer to your genuine article:
Photo is from the cover of Prisoner Of Lust, a 1975 gay porn magazine.
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What an arousing, stimulating picture – these guys know exactly how it works :)