Lie Detector (Patreon)

User submission from Dwebble"A smart boyfriend is showing his naughty boyfriend his newest invention. It soon detects a lie, traps him and begins sp_nking him with a large paddle. His nerd boyfriend looks at him jokingly stating it hurts him more when he has to be punished, to which the lie detector perceives him lying and captures him too before he's joined with his boyfriend receiving a painful sp_nking, while his naughty boyfriend looks at him knowingly"