Teisou Gyakuten Sekai no Doutei Henkyou Ryoushu Kishi

A Frontier Lord called, Faust, was someone reincarnated from modern Japan. In a different world where the concept of c*astity between men and women was completely opposite, he was raised as a rare male knight. Because he had the value of his previous life, he spent his days hurting his c*otch. Queen’s almost naked light clothes and the s*xual harassment from the big-breasted Duchess, and many more, were the cause of it. But once he appeared on the battlefield, he performed heroic activities, and was regarded as someone special. Together with another bodyguard, Faust accompanied the second princess Valliere, as her counselor, in her first campaign, which was to exterminate bandits. However...