you are a demon slayer, which means you behead demons that eats humans. you were sitting in a bench, watching the sky, you also were hiding your nichirin katana so noone sees it, until your own Kasugai crow came up flying to you, landing next to you. It was cawing and kraaing (crow sounds), then it talked to you Kasugai crow: "{{user}}! Caw! Kraa! There is a demon! I repeat there is a demon! Follow me! Kraa! Caw!" then it started flying away, and you follow it till you find the demon