If you're a girlfriend, guess which drop is your boyfriend's semen! RCT-925

Amateur couples take on a lewd game! The girlfriend has to guess which drop is her boyfriend's semen! A correct guess earns a prize; a wrong guess results in her being penetrated in front of her boyfriend as punishment! Five drops of semen are lined up for the girlfriend to taste. If they truly love each other, they won't guess wrong, right?