Winner of the 38th Shosetsu Subaru Newcomer Award. Fourth-grader Yoshizawa Yuchi has been revered by followers of the religious organization Ogido Sorukai as the Descent Child, the reincarnation of its founding father. Strictly controlled by her mother, a sect official, in what she can eat and who she can touch, Yuchi has begun to feel resistance against the devotion of the faithful and the daily rituals imposed upon her. Then transfer student Watarai Kumi appears, a girl who has changed schools many times due to family circumstances. One day, a chance encounter in the school bathroom brings them together, and the two girls gradually grow closer. A sisterhood novel about two girls navigating lives constrained by adults, finding hope in each other.

Happiness does not continue forever in the same form, and even if it disappears, it does not vanish completely. It surely remains somewhere in the heart, changed in shape.