提供一个标题和段落，介绍一本新小说的情节。 
标题：午夜城市 
段落：在这部小说中，读者跟随主人公杰克穿过一座几乎无人的城市，在这个城市里，所有的建筑和人们都在午夜时分消失了。杰克发现自己被困在这座城市里，此时他遇到了一些神秘的人和隐藏的暗示，他必须通过这个城市的秘密来揭示谜团并找到回家的方式。
Title: Midnight City
Paragraph: In this novel, readers follow the protagonist Jack as he navigates through an almost deserted city where all structures and people disappear at midnight. Jack finds himself trapped in this city and encounters mysterious individuals and hidden clues, forcing him to uncover the secrets of the city and find a way back home.