Orc Eroica, Vol. 7 (light novel): Conjecture Chronicles

Having traveled the world over and struck out with beauties of all races, Bash returns to the land of humans. Along the way, he meets a Sage who offers to teach him everything he knows… The sweet-talking Orc Wizard has a wife and child of his own, and Bash finds himself with a mentor for the first time in his life. Meanwhile, Nazar, Thunder Sonia, and Judith reunite in the Night Crown Territory, where the final piece required to resurrect the Demon King rests.