NHDTB-100 While on the night bus, a girl was raped and couldn't scream. She was penetrated raw while she was helpless, and the numbing pleasure of slow thrusts made her lose her mind, unable to refuse internal ejaculation. High school girls only: Cowgirl

This time is the series' first special episode. A high school girl taking an overnight bus to Tokyo for an exam is the target! After lights out, approach the girl and make her feel it during a nighttime assault on the bus. In a situation where she can't even scream, she's made to cum repeatedly, immediately followed by merciless raw penetration! Slow piston thrusts to avoid waking the sleeping passengers! Stimulated deep inside, she repeats silent orgasms! In the end, everyone releases into her riding position, losing all reason！！