In the Middle Ages, the Mandragora (also called "hanged-man plant") was supposed to be a great aphrodisiacum because it was often to be found under trees where executions took place. While hanging, men supposedly got a great hard-on and sometimes even cum...
I wanted to check it out by myself and see if it has the same effect on my slave... being strangled while I fuck him... Mhmmm... 'Seems to work...!!!