One day, the protagonist who blindly loves his little sister comes to know that she has a boyfriend. He goes mad and confines her in the house to enforce disciplines on her.
Commemorating 15 years of dieselmine, we have released several compilations of works sorted by theme. The theme of this compilation is all you can fuck JK harems.
Sexual desire runs amok when the protagonist spreads his madness-inducing demon semen!! An upgraded version of the hardcore sexual training game, with animation!
An additional data pack for "School Girl Courage Test 5" where after you make a character become unconscious, you can return to the "start point" without waking them.
A remaster revival of that visual novel game masterpiece: Sekai no Subete! Now with HD quality even CG, a new OP theme song, and multi-language support!