Schuld 
Min-Maxing My TRPG Build in Another World: Volume 6 [EPUB ebook] 

After a grueling stint navigating the meteoric rise of Agrippina von Ubiorum as her right-hand-man, Erich is finally freed from his indentured servitude. Though his farewells with Elisa, Mika, and Cecilia cling to his heart, he steels himself to put the capital behind him and set off on his journey—but what sort of misadventures await him on the way home?! Let the folding screen rise on a rough and scrappy sixth campaign!