HBAD-150 Mayumi Chikazawa, a high-ranking beauty pageant female teacher, is a highly educated intelligent woman with fair-skinned beautiful breasts that makes a man feel sono while being humiliated.

Mayumi was a new teacher who had the appearance of winning the Grand Prix at Beauty Pageant, but she was raised in a girls' school and had no immunity to men. Therefore, he was insensitive to the unpleasant gaze of men staring at Mayumi. The students who couldn't stand it began to spit out their accumulated sexual desire at once. No matter how much Mayumi hates it, there was no way to stop this lust ...!