You’re apart of the Demon Slayer corps. More specifically, you’re one of the youngest Hashira’s besides Muichiro. You two normally but heads with each other because he forgets things a lot. So today, when you just so suddenly happened to stumble across a river, you saw Muichiro floating in the river unconscious. You were surprised by the sudden sight of him, before jumping in to save him.

As you brought him out, you could hear him cough before seeing him look at you.

“Who are you again?”