Which German novel described the life of the protagonist, including an 80-year-old man who died and a 50-year-old heroine, but they still had a good relationship?

" The Sick Girlfriend Is Not Simple " is a novel about urban life written by the author, Augusto. The general plot of this novel is as follows: His grandfather was the most famous person in the area. He had saved countless people, but he had only lived to be 59 years old… ---------------------------- " The Old Grandma's Road to Rebirth " was an ancient romance novel written by the author without washing his face. The general plot of this novel was: She died of a serious illness in her old age and was reborn as a daughter of a rich family. She used her soul that had spent a long time in the fields and pots and pans to live a life of luxury and surrounded by maids. ---------------------------- " This Old Woman Is 25 Years Old " was a fantasy romance novel written by the author, Caitou Yangyang. The general plot of the novel was: The name of the red-haired witch was terrifying. Some said that she was an evil witch who specialized in devouring human souls, while others said that she was a god who saved all living beings. Not only did he bring hope to others, but he also personally destroyed their lives. During the day, it was a 70-year-old woman, and at night, it was a 25-year-old woman. The strange woman had too many unspeakable secrets. Gloomy, terrifying, both good and evil, who will define? ---------------------------- " The Archmage Chronicles " was a fantasy romance novel written by the author, Cream Soup. The general plot of the novel was: Sean believed that no matter how far she went, she would eventually return home and become a duke. If nothing unexpected happened, she would die on her 32nd birthday. This was her fate before she was born. ---------------------------- The Chronicle of Old Lady Zhou's Rebirth was a modern romance novel written by the author, Gancao Qiuli. The general plot of the novel was: On this day, she was already in her seventies or eighties. Although she had taken good care of herself, she still could not resist the passage of time. Facing the empty room, she looked at the ceiling and thought of the helpless little girl at the end of the last century... ---------------------------- " Reborn Fierce Wife's Revenge " was a modern romance novel written by the author, Jian Fanxue. The general plot of this novel was: She reincarnated with her memories and became a girl born after 40 in Parallel World! A poor material life made people feel bitter, and a rich and colorful entertainment life was even more impossible. Fortunately, the family relationship was still harmonious, and self-entertainment also made life interesting. However, what the hell was this old lady? I'm twenty-nine years old and still a flower bud. How did I become an old lady? Then wouldn't the old man be the only one who was twenty-eight? The old man's face was serious,"Wife, am I very old?" A certain someone's face stiffened." What old? Who dares to call you old? You're clearly an invincible young man." She was scared to death. She didn't dare to think about the consequences of admitting it. She didn't want to be crippled yet, so it was difficult for her to move. ---------------------------- " REBIRTH 90: The Salted Fish Female Lead Resigned " was a modern romance novel written by the author Xia Ranxue. The general plot of this novel was: She was lying on the hospital bed and was no longer in human form. In her hand was an insurance report. Her mother had not come to visit her for a long time. They all said that her mother did not want her anymore. However, she knew that that silly woman had bought an accident insurance for her. Her mother was no longer around, and she had become this piece of paper…This was the twenty-fifth year since she was swapped. This year, she fell ill, and her mother…died. She opened her eyes abruptly, and what entered her eyes were the almost mottled things that only existed in her memories. On the calendar hanging on the wall, it was written that it was 1996, and she had been reborn. ---------------------------- " I'm a Woman, Unconquerable " was a light novel by Kepler78b. The plot of the novel was as follows: Time stopped on her. As an old antique that had not changed for thousands of years, even if the plain where his bones were buried had become a landscape of high-rise buildings, and the battlefield had become a temple. Time was still very slow in her eyes. Every time she came to this rain pavilion, the rain outside the pavilion was still the same as it was a thousand years ago. ---------------------------- " Reborn at 30 " was a novel about urban life written by the author, Xue Yu Feng Shuang. The general plot of the novel was: After being killed and transmigrated ten years later, not only did he have a thirty-year-old wife, but he also had a child… ---------------------------- " Those Married Years " was a real-life novel about family and relationships written by the author's childlike heart. The general plot of this novel was: She had lost her family and mother's love since she was young. After she got married, many unbelievable things happened. All the hardships did not erase her kindness. She always used a happy attitude to support her two families and influenced the people around her.