你知道海獭睡觉的时候要互相牵着手吗？这样它们才不会彼此分离。富勒顿车站的站台上，一个女孩站在瓢泼的大雨中，怀里紧紧抱着一个婴儿。善良的海蒂决定帮助她，而这次善举很快卷入一场风波。疯狂背后，是彻骨的悲哀，还是有微光闪现？随着人物在故事中逐渐呈现，答案才得以真正揭晓。(Do you know the sea otter is holding hands while sleeping? In this way, they won’t separate from each other. On the platform of Fullerton station, a girl was standing in the pouring rain and firmly holding a baby in arms. The kind Heidi decided to help her, and the charity soon got involved in a storm. Behind madness, it is penetrative sadness, or shimmer flashes? As characters gradually emerge in the story, the answer is truly revealed.)