Jirukoma, the appointed head of a settlement of refugees who have lost their lands to the Demon Lord, and Komain, his younger sister, have differing opinions on the future of their people: one wants to make a new home, while the other wants to fight to reclaim their old one.
From the anime series Genjitsu Shugi Yuusha no Oukoku Saikenki (How a Realist Hero Rebuilt the Kingdom)
Sister/Brother Complex 