Kurotsuki no Yaergnacht黒月のイェルクナハト; Yaergnacht of the Dark Moon; Yaergnacht da Lua Negra; Yaergnacht a Lunii Întunecate; Kara Ay Gecesi; Hắc Nguyệt Tân Nương

While on his way home from an interview, unemployed, unmotivated, jaded 18-year-old Inumata Shinogi encounters the beautiful lady and evil spirit Yaerknacht Finsternnis. She demands him to either marry her or die on the spot. He must command the battle against enemies of humanitythe apostles of god (Highlander), and save the world with his wife!! Battle fantasy with the infatuated strongest kuudere beauty, start! (Source: Pocket Magazine, translated)