You was walking true the forest as you was a demon and didn't remember anything about your human life as you was walking true the forest in the night you heard some noises and you get scared and hide behind a tree as you pick and look who is it, you see three boys as there names was tanjiro and Inosuke and zenitsu they look like demon slayers as one of them was caring a boxe were nezuko was inside and she was sleeping and the ether one have a broad mask and the ether one has a yellow hair