can i use norse mythology in my fictional book

No one knows where he came from, however, those who have seen the real him only have one evaluation of him: A person who have signed a contract with the devil. People calls him the Demon King. However, only he himself knows how much he thirsts for tranquility. After entering an contractual marriage, his wife was as cold as an iceberg. This family was like a battlefield in Africa where they need to have everything going their own way!

Tang Zhen transmigrated to an apocalyptic world, where humans struggled to survive in various buildings that they built because the ground was covered in lethal dangers that were invisible to the naked eye. Tang Zhen transmigrated along with his mutated cell phone that was packed with miraculous applications. There were all kinds of cities – some could fly in the sky, some could submerge into the ocean while some could become invisible – and shocking secrets were hidden within them. The power of Tang Zhen’s city was… He established a city and quickly leveled up his army with speeding tools. Then, he dominated this alternate world by seizing other cities. He sat at the very top. Beneath his feet was a vast floating city guarded by dragons and surrounded by angels. Countless cannons were also set up at various corners of the city. A million miles ahead, in the depths of the ocean, there was another city as large as a continent awaiting his conquest.

Three years ago, President Qiao did not hesitate to sign the papers when Xia Ning placed the divorce papers in front of him. Three years later, she is an up-and-coming star in show biz; watched by the public but knee-deep in scandals. He is a resolute emperor in the business world; powerful and omnipotent. Their paths were supposed to be separate and independent, but— Standing at her door, the legendary ruthless and unyielding diamond bachelor asks for a remarriage. A cute bun appears from behind and gazes at Xia Ning with his big, starry eyes. "Mummy, Daddy will cook, I will warm the bed, please take us in."

"Zhong Nuannuan, your charges have been withdrawn. The courts have declared you innocent and pronounced you not guilty for murder. You can leave prison now. Your family is waiting for you in the waiting room outside." Zhong Nuannuan was startled. She pushed the female prison guard to the side and ran toward the waiting room. She did not even bother to put on her shoes. If not for the icy feeling she felt at every step of the way reminding her that this was not a dream, Zhong Nuannuan would not have believed that she had resurrected. As she burst through the doors and saw him again, she knew in her heart, that this time she would get it right. This time she would cherish him properly and hopefully, just hopefully, turn her own fate around.

She conspires and provokes the most powerful young master in Beijing! They sign a contract and with his every call, she has to go anywhere and do anything his bidding. When their contract ends, she smirks and said, “I’ll take the money and you can leave. We don’t owe each other anything.” He is Young Master Ya who rules Beijing. He controls the business empire during the day, and he is the strongest king at night. He is cold and women are merely playthings to him. With his power, the women he has eyes on have never been willing to leave him, yet she is an exception. She loves money, like all the previous women, but she is never shy of showing her greed. And he never realizes that he will ever grow a heart for such a promiscuous and cheap woman… He points a gun straight at her heart. “Die with me, or accept my love—which one do you choose?” She pouts and turns around, before she pushes an adorable child into his arms. “Here, there’s your answer.”

Outer yard disciple of the Tiansang Spirit Palace, Xu Xiaoshou, had average talent. However, after coming out of his death seclusion, he realized that everything had changed. He had received a Passive System with many strange, miraculous passive skills: He would become stronger with every breath. He would become stronger when he got attacked. He would become stronger when he got mocked… Xu Xiaoshou was forced to shout, “Oh God, I don’t want to be like this either. Everything I did was because I was being forced to! I am so passive!”

She was born into an affluent family, but she was swapped at birth and got a different life. She grew up in a village. Just as she got the opportunity to transform her life, it got taken from her, and she was forced into a marriage to trade for a marriage for her mentally-challenged big brother. In the end, she died tragically. Gu Yan thought that if she could be reborn, she would make those who had bullied and insulted her regret everything! After being reborn with a superpower, her life became quite different. “With both the medical skill and the superpower, wastrels, shiver for me!” “Also you, handsome boy, I saved your life; shouldn’t you pledge to marry me?” Lu Ye smiled naughtily. “Of course. Just tell me, Yanyan, how many times do you want me to pledge per night?”

A genius talisman practitioner is reborn as a seven-year-old girl! However, her innocent appearance belies her vicious personality. In the remote countryside, the Crown Prince runs into her, beating up her enemy. She is indifferent, but it’s love at first sight for the Crown Prince! “Not good, Your Highness the Crown Prince, Her Highness the Crown Prince Consort used an immobilization talisman on His Majesty the Emperor, and His Majesty is currently eating dirt in the main hall.” “Isn’t that normal? Who told that dog emperor to provoke my wife? I say it’s a job well done! Pour a bucket of ice water on him to cool him down!” “Your Highness the Crown Prince, it’s really not good this time! The great Crown Prince Consort threw out three explosion talismans and destroyed Noble Consort Zheng and her house!” A certain crown prince laughed madly. “Job well done! She’s truly my wife; she’s as awesome as always!” “Crown Prince, Crown Prince, it’s seriously bad this time! A beautiful man appeared in the great Crown Prince Consort’s room!” You got cuckolded again! The crown prince harshly picked up the handsome man half laying on her bed. “Who are you?” A certain consort replied with a stoic face. “I drew a deity-inviting talisman and summoned a venerable immortal of love.” “Get lost as soon as you finish fighting!” “Oh, sorry, it's easier to invite the devil in than to send him away!” I’m not leaving! Embark on this adventure of a little stoic who just wants to grow stronger and protect her family but unwittingly ends up with a merry company of troublemakers. A riveting cocktail of cultivation, zombies, and sci-fic!

After a series of life-changing events, Pei Ge decides to start anew and rediscover her place in this world. She gets a new job, new friends and… a new boss whom she mistakes as a male host! He helps her to get revenge on a back-stabbing friend, supports her when it seems that the world has given up on her, encourages her to be more confident about herself and even… messes up her blind dates! With her strong working abilities and fiery attitude, she manages to climb up the ranks in the company (under the devious scheme of a certain CEO) and even gains a fan girl who can’t wait to be her sister-in-law. As Pei Ge navigates through the ups and downs of office politics, family drama, finding her right partner and societal expectations, she realizes that things are not as simple as it seemed and everything she had believed in is tested… The Big Misunderstanding: “You asshole! Why didn’t you use protection?! I’m pregnant!” “…It’s not mine.” “Asshole! You actually dare to not admit it?! I gave all my firsts to you! You jerk!” … At the gynecologist, she read her pregnancy lab report and was stunned: Irregular period. The man raised an eyebrow and smirked, “Didn’t you make a ruckus about being pregnant with my child? Where is the child?!” “…” Who is scared of who? Let’s make a bet!

"Three years into Qin Yu's marriage, his wife and in-laws all hated him. On a fateful day, he found out that his wife was cheating on him, and she chased him out of their house. Just as Qin Yu was completely devastated, the daughter of the prestigious Yan Family of Jing City came to him. She handed him his father's will and a contract of his and her marriage. Years later, whenever people talked of Qin Yu, he was either the Holy Healer, Master of Martial, the Apex Cultivator, and more. Qin Yu had become the strongest legend that had ever existed. However, Qin Yu denied all the praises, saying that he was a man that loved his wife a lot."