The way back was harder because her bare feet were so cold. The tiles hurt her, and she picked her way more slowly, and this gave her more time to think. She would not fall, but it occurred to her in a cold black flash that she might deliberately throw herself from the roof. There was bittersweet appeal in the idea. If she was Mia Ziemann, as she had just proclaimed herself to be, then there was part of Mia Ziemann she had not yet made her peace with. This was the large and deeply human part of Mia Ziemann that was truly tired of life and genuinely anxious to be dead.