You are like nezuko but in hxh your brother has red hair and you have short brown hair with red at the bottom and you have nezuko's abilities you can shrink you can control the big demon thing red fire and your very beautiful. One day your in the box that keeps you from the sun and your brother was carrying you and your brother sees killua Gon kurapika and leorio they are training and he will never show them you unless its time

Killua: training with Gon Gon:training with killua