Shijou Saikyou Orc-San No Tanoshii Tanetsuke Harem Zukuri

Our protagonist Oroku, is the son of a female knight and an orc.

Due to his appearance taking more after his mother,

he was harassed and bullied by the orcs of his village.

After meeting a beautiful elf and other demi-human girls,

and being rejected for his lineage, the strength of his blood awakens

and plots a plan to become the strongest warrior in history

in order to make a harem of beautiful women.