Which novels described the protagonist being captured by aliens and then released back to Earth?

Cheng Yan travels through time, only to end up becoming an honorable prince in the Middle Ages of Europe. Yet this world was not quite as simple as he thought. Witches with magical powers abound, and fearsome wars between churches and kingdoms rage throughout the land. Roland, a prince regarded as hopeless by his own father and assigned to the worst fief, spends his time developing a poor and backward town into a strong and modern city, while fighting against his siblings for the throne and absolute control over the kingdom. Join Roland as he befriends and allies with witches and, through fighting and even farming, pushes back invaders from the realm of evil.

Original name: Prince Charming's Next Door, finished. One day, she slept with him accidentally. Two month later, she found herself pregnant, so they got married with baby. “Mr. Gu, I like the dishes of this restaurant.” Then the chef of that restaurant was hired as theirs. “Mr. Gu, I like the bags of that brand.” Then the designer of that brand was employed exclusively for her. She thought of herself as a stranger to him after marriage as she had always been, but in fact he doted on her totally beyond her imagination. He would satisfy all her demands, except letting her find a job. She kind of got anxiously bored at home, so she sneaked out to find herself a job. However, whichever company she was hired by would go bankrupt somehow or other. Finally, she got to know it had been always him who had done mischief surreptitiously. She went to question him angrily, but he gave her a job with a smirky smile. The next day when she went to take the office with delight, she found her employee ID card on the desk said ‘Name: Qin Zhi’ai, Position: Wife of Gu Yusheng’.

In the past, Yu Xiao Yun was tricked, betrayed, and at the moment of her death, she finally understood how twisted her fate was. Her parents had died and her elder brother was thrown to jail. She realized that everything was her fault. Her fault for being too naive and innocent to the world. However, the wheel of fate turned again and the next moment Yu Xiao Yun opened her eyes, she realized that she had gone back to the past. The past where everyone condemned her? The past where her beloved was forced to the edge by her own hands? Where her parents died? Or where her elder brother was sent to jail? None of that should ever happen again! Xiao Yun wasn't the same person the moment she was reincarnated. She had turned into a clever and evil to avenge everyone that she lost in the past. Once again, she was engaged to Wang Li Lei, the most renowned "Demon Lord of the century". The person who she wronged in the past and fell in love with him again. And so began the life of Xiao Yun and the possessive love of the demon lord who always showered her with love. The Demon Lord who always spoiled her to the point of vomiting sugar! By the side of Wang Li Lei, her beloved; her second life plan was to turn everything upside-down! Using evil trick to trap everyone by her palm, the naive little girl turned into the fiancee of the demon lord. Discord link to join the author as a reading comrade: https://discord.gg/YPKueb4 [ The Picture in the cover isn't mine ]

Tianlong Yun had it all! He was a Crown Prince Dragon. The youngest to reach Godhood. Thousands of beauties in his harem. A perfect life to live. But all of this changed one night. Everything he had was lost in one night. His brother and his new lifelong mate betrayed him. They crippled him and his cultivation and made the world believe he cultivated dark arts. Chased by the whole Immortal World, there was only one person who still believed in him, and stayed by his side. His fateful death companion. But, when he thought that everything was gone, and that he would be in the line to eat Aunt Mengs soup, something incredible happened. He woke up in a new world, a new planet, a new civilization. He woke up in Earth??? Alert!!! This is a work of fiction. Unless otherwise indicated, all the names, characters, businesses, places, events and incidents in this book are either the product of the author's imagination or used in a fictitious manner. Any resemblance to actual persons, living or dead, or actual events is purely coincidental. This book contains a lot of R-18 content, and also bloody and gory scenes. So proceed at your own risk. Thank you! If you decide to give it a try

A man that doesn't know his past, except for specific memories, was suddenly throwed on a weird but familiar world, in a dangerous situation. And now he has to survive in this world without any guidance but a system that came out of nowhere. Read the Tags. I placed a lot of Tags that has mature content as this novel will be full of spicy lemons. But, of course, it will have plot as writing too much lemons is mind tiring. Have a good time reading it. Also, if you see mistakes at the beginning, don't worry, it becomes better as you read. If you understand me.( ͡° ͜ʖ ͡°) All the rights of the works I may use as reference are from the respective Authors, with the exception of my OCs. Also English is my third language, so forgive me if you see many mistakes or chronological errors.

"You don't belong here." "Perhaps to you I don't but I'm not going anywhere," I replied unwilling to let him scare me. A deep chuckle left his throat as he stepped closer, "I can do terrible things to you-" Damian, and his brothers, were a mysterious sort and every moment with them, I was begging for pleasure. ~~~ When Ivy Thorne got accepted to one of the best Universities for Agriculture, she refused to miss the opportunity. The only problem she never expected was the four men who lived in her father's home would gradually turn her world upside down. Dangerous things don't live just in the wild. Often, they lurked closer to home and if she wasn't careful, she would find herself the center of their hunger. Their own little red riding hood. This story is rated 18+ for explicit language and sexual content. And Then There Were Four is created by Lillith Carrie, an eGlobal Creative Publishing signed author.