His current girlfriend had an affair with another man. Which novel had a plot similar to this?

"I recommend to you the novel" Red Envelope Reward of 10 Buildings ", which is a novel about urban life. The main character, Qin Feng, was betrayed by his girlfriend at the beginning of the game. Fortunately, he obtained the Red Envelope System, which allows him to tap on the Red Envelope System to obtain various rewards and thus become the richest man. I hope you like my recommendation, Mwah~

I recommend "Rebirth: My White Moonlight Regrets" to you! The male protagonist of this novel was also a programmer. After his rebirth, he found out that his confession was rejected, his girlfriend got together with his boss, and he was fired. However, he was working hard to make a lot of money. Then, he accidentally found out that his white moonlight came to him again, which made him fall into a dilemma. The plot of this story is very exciting, and there are all kinds of twists and melodramatic plots. I believe you will like it very much ~ I hope you will like this fairy's recommendation.

😋I recommend the following novel to you: 1. "System Farming: Training the Dark Male Lead" 2. "Cannon Fodder Counterattack: Wife, Come Home" 3. [Dressed as a fairy brother's favorite pet] 4. [The handsome man of the mountains and rivers enters my tent] 5. "What a bloody fate." I hope you like this fairy's recommendation. Muah ~😗

The book, Vampires in the Celestial Realm, matched the plot of the question. The main character, Han Hao, had reached the end of his life. He was struck to death for teasing the reincarnation of the Thunder God's lover. He was resurrected after being poisoned by a poison that the vampires thought was suicide, becoming the only vampire in the immortal world. His girlfriend's identity was the reincarnation of Thunder God's lover. After getting this identity, he slept with his girlfriend many times, but later, her girlfriend discovered the mystery of his identity and left him. I hope you like this fairy's recommendation. Muah ~😗

My answer doesn't completely fit the plot you provided. According to the information you provided, this middle-aged man had an affair and had a mistress, but he did not mention that his wife was terminally ill. Also, you didn't provide any specific year information, so I can't be sure if this plot will appear around the year 2000. If you can provide more information, I will try my best to answer your questions.

😋According to your requirements, I recommend the following romance novels: 1. "Spring of Ladies": The male and female protagonists are in a difficult situation in troubled times. They work together to maintain peace. The male protagonist looks down on the world for the female protagonist. 2. "Divorce and Marriage": The female lead divorced because she couldn't bear to see her ex-husband betray her. Later on, she met a new male lead. The two of them slowly got closer to each other. The male lead also proved his love to the female lead with his actions. 3. "A Guide to Peeping at the Supporting Female Lead": The female lead transmigrated to the novel in the game and became a supporting female lead, but found herself in a love scam and was finally rescued by the male lead. 4. "My Ex-Husband Always Wants to Remarry Me": The female lead was hurt by her ex-husband and divorced, but she was constantly begged by her ex-husband to get back together. 5. "The female supporting role wants to eat grass again": After the female protagonist transmigrated into the book, she realized that she was a female supporting role, but she found true love in the villain male protagonist. I hope you like my recommendation. Muah ~

'Wear It Quickly: The Villain's Little Temptation Has Flipped' might meet your needs! The female protagonist shuttled through the world of fast wear and became the male protagonist's ex-girlfriend, starting an interesting villain strategy. I hope you like this fairy's recommendation. Muah ~😗

😋According to the information you provided, I can recommend the following novels to you: "Love Story: Mortal Affinity" was a sadistic story similar to "Celestial Bane." It was rich in emotional drama and was very worth reading. "In the end of time, the old phoenix is drunk and the phoenix is fragrant." This oriental fantasy novel also had an affectionate story line. The relationship between the male and female protagonists was very exciting. [The White-clothed Sword Immortal of the Azure Cloud]: It was also a novel set in the Immortal Dynasty. It described the choice of a white-clothed girl between love and cultivation. I hope you like this fairy's recommendation. Muah ~😗

I recommend "The Superpowered Hunter" to you. This is an urban supernatural novel written by the author, The Lost Cat. The main character traveled through another world and became a special ability hunter. He solved cases and arrested criminals with his team members. Similar to "The Special Magician," the protagonist was a teacher with special abilities, and there were intense battles and thrilling plots. I hope you like this fairy's recommendation. Muah ~😗

I recommend a novel called "Curing My Disordered Boyfriend." The male protagonist is a cold and arrogant celebrity, and the female protagonist is his psychiatrist. The male protagonist's girlfriend ran away for someone else, but she gradually understood the male protagonist's heart through treatment. The two began to support each other and slowly came together. I hope you like this fairy's recommendation. Muah ~😗