MF Bunko (Original Publisher)

Shishio Academy is a school where everything is decided upon by the results of games. During the entrance exams, Guren ended up with the worst rank: The F-rank, just as he had planned. But once the academy’s ‘darkness’ begins to attack his beloved little sister Karen, Guren has to show his true skill!

My father remarried. I finally had a new little sister-in-law, and I fell in love with her at first sight. This is what I, Takuro Matsubara, said at our first meeting. I will look at her – Toko Konoe – with a sexual gaze. But for some reason, the sister-in-law’s first impression seemed to be…