this is an L imagine being seduced by your chess opponent in a dress like that isn’t the oldest play in the Conniving Vizier handbook… expect arsenic in your wine within the week
I fully understand that most sex-related studies are for obvious reasons probably not using a double blind protocol, but I have to confess that every time I see a journal headline about, say, the health benefits of oral sex or whatnot, the first question that pops into my mind is “how do you administer a placebo blowjob?”