Only for highly educated university students! A game of strip poker between seniors and juniors! Momo-chan (20) and Riku-kun (22). The senior says that he doesn't get excited even seeing Momo-chan naked because she's like a little sister to him. However, just seeing Momo-chan in her super cute underwear gets him rock hard. You can probably guess what happens next, but check out the video to find out for yourself.
