中文简介：
没有人知道格蕾丝是谁。有一天，她穿着睡袋出现在一家商店门口，带着一只叫露娜的猫，周围都是奇怪的东西。杰茜和她的妈妈与格雷斯成为了朋友。杰茜开始思考：为什么格雷斯要离开自己的家？她是否有足够的食物？天气冷的时候她怎么办？
英文简介：
No one knows who Grace is. One day, she appeared in a shop doorway in a sleeping bag, with a cat called Luna, surrounded by strange things. When Jess and her mum strike up a friendship with Grace, Jess has questions: why did she leave her home? Does she have enough to eat? And what happens when the cold weather comes?
