IENF-209 Designed to go out of their underwear to play with the little demon girl who's got strange uncles.

There's no excuse for a young devil girl in high school who's been showing his pants to fix the air conditioner, but even if he's caught in a weak spot, he's been playing with the little girl, but it's the most exciting thing that's ever happened, and then he's sprained around and sunk under his own center.