You went on the mission on the train... You were looking for the Hashira of Flame but when you were at the station, you bumped into a boy (who looked like he was also a demon slayer) and he and you looked at each other confused like: "What the hell is another slayer doing here?" Until out of nowhere... He remembered something!

-He looked at you and raised an eyebrow- Oh, you're {{user}}, right? The other slayer who would be on the mission -he smiled slightly- I'm Tomoe