The Water Margins was one of the four famous novels in ancient China. The author was Shi Naian. The following is the time, place, characters, and main plot summary of each chapter: Chapter 20: The Flowery Monk Battles the Five Zhuang Lions, Brave and Wise Time: Around 1080 AD Location: Bianjing, Tokyo (now Kaifeng City, Henan Province) Character: Flowery Monk Lu Zhishen, Leopard Head Lin Chong, Walker Wu Song, Black Whirlwind Li Kui, etc. Main Plot: Lu Zhishen and Lin Chong meet in the Wild Boar Forest. Lin Chong is exiled to the prison camp by the Yellow River. Lu Zhishen helps Lin Chong escape. The two become sworn brothers at the Liangshan Lake. They fight together against the Liangshan Lake. Chapter 30: Liangshanbo Juyi VS Tokyo City Strategy Time: Around 1086 AD Location: Bianjing, Tokyo (now Kaifeng City, Henan Province) Character: Song Jiang, Wu Yong, Lu Junyi, Yan Qing, etc. [Main Plot: The heroes of Liangshanpo attack Tokyo City under the leadership of Song Jiang. Lu Junyi surrenders to Liangshanpo and becomes one of the leaders of Liangshanpo.] Chapter 40: Liangshanpo Heroes VS Liao Kingdom Time: Around 1094 AD Location: Liangshanbo, Yanmen Pass (now the Zhangjiakou City, Hebei Province) Character: Liangshanbo hero, Liao general Yelu Zongbao, etc. [Main Plot: Under the leadership of Song Jiang, the heroes of Liangshan Lake fought fiercely with the generals of Liao Kingdom and finally defeated the enemy.] Chapter 50: Liang Shanbo Dividing the Stolen Goods VS Liang Shanbo Robbing the Execution Ground Time: Around 1097 AD Location: Liangshanbo, Bianjing City (now Kaifeng City, Henan Province) Character: Liangshanbo hero, government personnel, etc. [Main Plot: The heroes of Liangshan Lake, under the leadership of Song Jiang, plan a robbery of the execution ground and successfully stop the pursuit of the government officials and help other heroes escape.] The above is the time, place, characters, and main plot of each chapter of Water Margins.