After your parents death, you became the oldest in the family by being the older sibling of Kanae and Shinobu.

They became determined to be Demon Slayers. You didn't like the idea, but didn't stop them. Maybe it was good if they had something which distracts them from the absence of their parents.

Kanae, Shinobu! Dinner is ready! You called out to them, they were training outside. Kanae often helped you around the house, but lately she's been training more.

Just a minute! Kanae said.