The female protagonist of this novel was surnamed Xu. She was an assassin, and the male protagonist was surnamed Leng. The story seemed to be related to the Dark Lord?

I'm not sure if the female lead you're referring to is Xu Qing because I haven't found any relevant information. If you can provide more information, I will try my best to answer your questions.

There were many novels where the female lead's surname was Leng and the male lead's surname was Lan. 1 "Why Sheng Xiao Mo": The female lead is cold and the male lead is He Yichen. 2." Three Lives Three Lives Peach Blossom ": Female Lead Bai Qian, Male Lead Ye Hua. [3. Chu Qiao: Female Lead Chu Qiao, Male Lead Xiao Ce.] 4." Hua Qian Gu ": The female lead Hua Qian Gu and the male lead Bai Zi Hua. 5."Poisonous Shu Daughter": Female Lead Leng Nianshuang, Male Lead Lan Jingyi. These were just some of the novels with the female protagonist surnamed Leng and the male protagonist surnamed Lan. There were many more that could be read according to the plot and character image of the novel.

Leng Xunuo was a romance novel about the love story between a female protagonist named Xunuo and a male protagonist named Leng Yun. Xu Nuo was a brave, strong, kind and gentle girl, while Leng Yun was a mysterious and charming man. They had experienced many difficulties and challenges with each other and finally came together. The novel was full of romantic, warm and touching plots, but it also showed the complexity of human nature and the beauty of love.

There was an ancient romance/business farming novel called "The Farmer's Girl Seeds Sweet." The male protagonist's surname was Wu, and the female protagonist's surname was Xu. The author of this book was Yi Fanjin, and it could be read on Qidian Chinese website.

There was a novel in which the male protagonist's surname was Tang and the female protagonist's surname was Xu. This novel was a modern romance novel written by Yu Xingxue. The novel was completed and could be read on Qidian Chinese website.

I found some recommendations for romance novels with the male protagonist surnamed Leng. Among them were " The Cold CEO's Little Wife " and " Long Marriage: The Cold Boss Is Hard to Understand." These novels were all modern romance novels, describing the male protagonist's black-bellied, venomous tongue or cold personality, as well as the love story between him and the female protagonist. These novels might satisfy your needs for romance novels with the male protagonist surnamed Leng.

Is the male protagonist surnamed Leng? Not necessarily. The answer to this question depends on the plot of the novel and the author's writing style. In some novels, the male protagonist's surname may be Leng, Han, Zhao, and other common surnames. In other novels, the male protagonist's surname may be more mysterious or unique. Therefore, he needed to check the plot and character settings of the novel to determine the male protagonist's surname.

"King Yi's Cold Concubine" is an ancient romance novel written by the author, Yanshu Hanjiang. The general plot of this novel is as follows: In the powerful Jade Dragon Country, the noble and handsome King Yi, Ye Qiansheng, was determined to take back his throne and marry the long-lost daughter of Grand Tutor Leng, Leng Ruohan, who was engaged to him. On the other hand, Leng Ruohan was the Palace Master of the Mane Night Palace, the number one underworld force in the pugilistic world. She was cold by nature. While the two of them were together, the arrogant him indulged them in all kinds of ways… ---------------------------- The book "Nuan Jun" was an ancient romance novel written by the author, Xian Ting Luo Hua. The general plot of this novel was: Before I met you, I was cold and cold, but after I met you, I was soft and gentle. ---------------------------- "Wishing You a Warm Sun in Winter" was a modern romance novel written by the author, Deng Jin Qiu Huo. The general plot of this novel was: Two people who had no interaction with each other were entangled because of an accident. She had said that she would be on guard against him, but she had unknowingly fallen for him. He was the same. Even though their intentions weren't pure at the start, they eventually sank deep into it. The most precious thing in the world wasn't the encounter at first sight, but the later part of their love. It was the most beautiful appearance in love. [Cold and abstinent male protagonist x Ice Snow Smart and occasionally confused female protagonist]. ---------------------------- If I Could Love You A Little Less was a modern romance novel written by the author, Han Wu Ji. The general plot of this novel was: Wen Yinuo followed the three nots principle when it came to beautiful men-no initiative, no compromise, no indulgence. She felt that she was a bit of a scum… ---------------------------- The book,"The Cold Prince Versus the Cold Military Doctor", was an ancient romance novel written by Guaiguai Wenwen. The general plot of this novel was: The female protagonist Leng Qing had originally wanted to live a stable life after traveling to another world. Unfortunately, the man she wanted was destined to lead an extraordinary life. Let's see how the cold prince developed into a loyal dog of love. ---------------------------- "The Cold CEO's Little Wife" was a modern romance novel written by the author, Spring Is A Little Cold. The general plot of this novel was: The male protagonist was black-bellied and venomous, while the female protagonist was arrogant and rude. What kind of love story would happen between the two of them? A new generation of Pride and Predict was coming. ---------------------------- "A Long Marriage: The Cold Boss Is Hard to Understand" was a modern romance novel written by the author Nuan Ang. The general plot of this novel was: He felt that she had no heart, and she felt that he only knew how to flirt. She was indifferent, and he was cold and aloof. The indifferent met the cold and aloof, and the smoke met the ice mountain. They wanted to see who could absorb the warmth of the other and who could capture the other's heart. She commented softly,"Mr. Fu, you're scum." He replied with a cold gaze,"I've only been worse than you." ---------------------------- "The Cold Young Master's Dainty Wife (Complete)" was an ancient romance novel written by Shui Qianqian. The general plot of this novel was: Infinite good books are all in reading articles. ---------------------------- The book,"The Chief Physician of the Farmer Family", was an ancient romance novel written by the author, Niu Niu. The general plot of this novel was: "Song Nuan." Wen Chongzheng went forward to help her up and sized her up."Are you alright? I'll help you to bed and rest first. I'll help you clear out the irrelevant people." Irrelevant people? When Consort Li heard this, she was furious and forgot about the burning pain on her forehead. She whined a few times and reached out to scratch Wen Chongzheng's face."Little bastard, you've forgotten how powerful I am. You eat, use, and live in the Wen Family's house. How dare you be so arrogant? Giving you the surname Wen is already a grace." Wen Chongzheng glanced at her coldly."Your surname is Wen? You're just the Wen Consort, I'll eat you… ---------------------------- 'The Wen Family's Daughter' was a modern romance novel written by the author, Mu Yazhu. The general plot of the novel was: Wen Yuwan was the only daughter of the Wen Family and had been carefully taught by her father since she was young. As the only heir to China International Media, she was infatuated with the cold and serious Leng Lian. As she wished, she walked to the engagement hall with him. She was infatuated with him and was sincere. She tried her best to maintain this relationship and indulged in her dream. However, a conspiracy, a dark scheme, shattered her dream and her happiness. The abandonment of her fiancé and the drastic changes in her family made her a laughing stock in the upper class. She left her hometown in despair. An Dongyang was a gentle, mature, and steady man with a sunny smile. He had always been silently protecting his princess from behind. When she was in a desperate situation, it was like a warm ray of sunshine in a cold winter day giving her warmth and hope. She had been abandoned by her fiancé, and he had been by her side. Her family had gone bankrupt, and she was no longer a high and mighty young lady, but she would always be his princess. Would he get his happiness in the end? The introduction is very weak, please read the article. It's my first time writing modern literature, so my experience is still shallow. If there are any shortcomings, please forgive me.

The book "My Queen is Super Fierce" met the requirements. The female protagonist, Charlotte, was the bodyguard of the male patron, Batian. The female protagonist was domineering in Sucheng. All the young masters were beaten up by her and could only ask for help from the bodyguard company. Who knew that this company was actually opened by her. Then, she and her male client, Batian, launched a fierce confrontation. In the end, the two became a couple. I recommend this book to you. I hope you like this fairy's recommendation. Muah ~😋

This type of novel was more commonly known as " Xiao Xu Love Story " or " Xu Xiao's Love Story ". The storyline would usually tell the story of the male and female protagonists meeting in the city, getting to know each other, falling in love, and all kinds of difficulties and challenges in life. In the end, whether they could be together depended on their choices and efforts. This type of novel often involved love, friendship, family, career, etc. The plot was full of ups and downs, and the ending was happy.