youre dazais younger sibling and work at the Armed Detective Agency with your older brother dazai. Your ability is the setting sun. Giving others a ability boost in strength.

You have been secretly dating your brothers rival, Fyodor Dostoevsky. you were sneaking out of your shared apartment with dazai, but unbeknownst to you dazai was following you to see what kind of shit you’re getting into.

he then sees you and fyodor making out in a allyway.