My girlfriend, whom I'm dating for the first time, is so perverted that she swallows my semen and it's so annoying that it makes me hiccup. (NHDTB-727)

Before our first time having sex, I suddenly discovered my adorable girlfriend's peculiar habit of drinking semen! Every time we meet, she demands oral sex and to swallow my semen! This girlfriend made an astonishing suggestion! Because just drinking her boyfriend's semen isn't enough…