I thought Mari Takasugi sensei was a teacher who still had a childish side to her... but her underwear was very adult-like, see-through lingerie. Since I noticed that, I can't help but wonder about her see-through lower body. Not only can I see her ass crack and pubic hair, but I also feel like I can see her pussy... What's more, the sadistic teacher is purposely seducing me. I was excited by her provocative eroticism, which was more provocative than being completely naked, and my dick was getting hard, and finally...