Sibling rivalry surpasses the bounds of life and death itself when Yoshimori discovers secrets of a ghostly patissier's past life. The fraternal theme continues when Yoshimori's older brother Masamori returns to Karasumori. Everyone seems to respect and admire Masamori - but Yoshimori feels alienated and left out. All this and more ayakashi to catch and cakes to bake, what's a young kekkaishi to do?