Submission Gymnasium Storeroom - Definitely want to win against the cheeky and busty subordinate high school girl

I am the founder and leader of this school’s “Game Club.”

There is only one other member, Airi Himesaki, a cute girl.
(Since there are only two members, it is actually a “game association”)

Himesaki is better at games than me.

I have never won Himesaki.
I vent my frustration by masturbating Himesaki.

However, one day, Himesaki knows that I am masturbating, and she is thoroughly teased.

“Are you being teased but have nothing to say ?”
“If you’re frustrated, why don’t you attack me ?”

Normally I would smile and ignore it, but now I can no longer stand Himezaki’s provocation.

I’ll make this guy understand.

The venue will be the gymnasium storeroom.
I started preparing…