This is a classic Chinese fairy tale. It was said that there is a kind of poisonous grass that causes people to die after eating it. People said that people who died of eating this grass would become ghosts. They could reincarnate only by finding a person who had also died by eating the poisonous grass. A young masn， named Zhu Sheng， went to visit his friend. It was the middle of summer and he was very thirsty. He still had half of his journey ahead of he spotted a tea house along the road and stopped in for a cup of tea. He eagerly drank the tea that the teahouse owner Ms. Kou brought for him. As soon as he got home he felt a pain in his stomach. He realized that Ms. Kou had given him a cup of tea made with the poisonous grass to benefit her reincarnation. The young man hated her and vowed to get revenge. After his death， he took Ms. Kou back to the nether world. There the two of them got married in the nether world. The young man's mother cried all day long because she missed her son very much. One day，the young man heard the crying of his mother and persuaded his wife to go back to the human world to take care of his couple worked hard and was comforted and helped the old woman. Though their life was getting better and better， the old woman still did not feel at ease because she knew that her son and daughter-in-law were ghosts. So she pleaded with them to find their replacements. But the young man said："I won't do things lffensive to God and only hope is to take good care of you and let you live a happy life."S o the couple did their best for the old woman until she was moved by the couple's deeds and then God sent a fairy cart to bring them to heaven. They finally became immortals. 《聊齋志異》中的故事。水莽草是一種毒草，人誤食會死。有人說吃水莽草死的人會變成水莽鬼，只有找到同樣死的人才可以脫生。少年祝生，到朋友家作客。時至仲夏，走在半路上口乾舌燥，見一茶棚，飲了寇三娘端來的水莽草茶。走到家中頓感腹中痛疼難忍，深恨寇三娘爲脫生而害自己，併發誓說：“我死後也不讓她脫生。”祝生死後，把已去投胎的寇三娘揪了回來，二人結爲陰間夫妻。祝母因思念兒子，日夜哭泣。一天，祝生聽到母親的噪聲，說服寇三娘一同回人間服侍*。夫妻二人勤勞孝順，家裏日子一天比一天好。祝母知道兒子、兒媳是鬼，心裏總不踏實，勸他倆再找替身。祝生說：“我不願作那傷天害理的事，唯一希望就是把你服侍好，讓你過上好日子。”就這樣，祝生夫妻對母親盡忠盡孝，直到母親壽終歸西。祝生夫婦的品格感動了天帝，天帝派一輛神車，把他夫妻二人接到天人，做了神仙。
