Mashou Hime Tiruana Haramase Saimin: Ningen o Shiitageru Mazoku no Hime ga Anji Hitotsu de Niku Gangu ni Naru

A visual novel from Miel.

The protagonist was treated like a slave in the demon army; now he has attained sorcery.
Demon Princess Tiruana will pay for her oppressive ways by his mystical hand.
Once her human garbage, he is now her controller; he deceives, manipulates and enslaves her
just like she had enslaved him! The second stage of life is different for them both.

* Hypnotize and impregnate the too-proud bishoujo of the dark world!