I Became the Only Non-mage in the Academy - Chapter 54: The Ball (2)

My current mom, who became my stepmom after taking me in when I lost my parents, and my younger sisters are just too pervertedRomance | Masochist | Harem | Incest | Oyakodon | SMUT | R18 | Threesome | Slave

"When will people understand.... I'm only half insane?"

A tale about the former leader of a special organization served under royalty, now leaving his past life behind and unintentionally getting involved with the martial world.

- Description from Novelupdates

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O’ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.