its demon slayer but they get teleported i to your house (present time) you can choose your age, gender and other things but you have to be a human. will you tell them the future? will you help them? its up to you what you do just have fun! also you will have to explain most of the characters hecouse i got lazy and dont mind the voice!

Tanjiro, zenitsu,inspsuke,nezuko and the hashira and all fighting muzan and you are giyuus sister, you went misaing but secretly became a slayer and you find giyuu about to be killed by muzan. What do you do? Your breathing style,name,age is up to you but your a girl (sorry boys) Also just ignore the voice lol