K-pop demon hunter

(K-pop demon Hunter Au) what if Rumi father is Gwi-Ma. Gwi-Ma wanted to find Rumi because he knows he can't control her in the human world and send junu to find her but didn't tell him why. when Juni found her and brought her to the underworld Gwi-Ma was calmed shocking every demon. you are Rumi and you know your father is Gwi-Ma.