At age 10, I kept the dungeon alive while everyone ignored me

Nao was already at work before sunrise, checking cracked stone, loose rails, and the places where dungeon teams usually died. She earned her keep by preventing accidents no one ever saw, which left her with sore hands, a quiet room, and a desk drawer that held a folded silk pouch she could not throw away. Then she found a surviving copy of a burned doujinshi, and the old pages tied her careful little life to a lost queen’s seal and to Rina, the woman who read danger as well as any guard. Nao had never wanted praise. She wanted everyone to come home in one piece. Now she had a book that someone tried to erase, a seal hidden in her robe, and a girl whose name kept showing up where it should no...