Why do I hear the boss music?

// mood
---

credits
magic circle: AERTH Heartful Succubus Magic Circles
magical companion (aka me lol): Clover Eka Avatar
flower crowns: MoonAmore SwanLake Bloom Crown, VioLove Emma Rose Crown
hair: WINGS ER1226
dress: BEARCAT.EGG Estelle Dress
tights: toksik Sweetish Tights
shoes: toksik Sweetish Heels
staff: Birth Astral Staff
book: DISORDERLY Art of Spring