Amateur girls sharpen their senses down there and challenge the "What's in the panties?" game! If you can guess what's in the panties while blindfolded, you'll win the top prize of 1 million yen! From konjac, naruto, udon, and cucumber to snakes? Dogs? Frogs? Earthworms? And more are put into the panties! If you get it wrong, a vibrator is also put in! The Amateur girls are confused by the obscene stimulation that makes them more and more lewd, and they get a series of incorrect answers! Of course, the punishment is an instant sex game on the spot!