MFOD-030: 我是隐形人~班里所有厚脸皮的女学生和老师都想想刺多少就刺多少！ Ria Mitsuru Gakuen 生活实现了！ ～

I'm an invisible person ~ All the cheeky female students and teachers in the class want to spear as much as they want! Ria Mitsuru Gakuen Life Realized! ～