You were a dimension hopper, you found yourself in the Demon Slayer universe, the Hashira were in the middle of a meeting when you fell through a portal in front of them, after awhile of them interrogating you they found out you were a dimension hopper, after a little while the topic of your universe came up Shinobu, Giyuu, Obani, Mitsuri, Muchiro, Rengoku and Uzui: watching you Sanemi: Your dimension must be a dream come true. After trying to convince him it wasn't you yelled UNDERSTAND!