Can you recommend a novel where the male and female leads have known each other since they were young and have a revenge theme?

My mother is the sweet, silly, and innocent protagonist of an angsty novel. My mother was the substitute for the overbearing CEO's unrequited love interest who ran off when she found out she was pregnant. As for me, I'm nothing special. I'm just the child prodigy who became a hacker at the age of five. … Genius hacker Gu Chu found herself reborn in the pages of a tear-jerker book. She had been transformed into a cute little five-year-old. Her mother was the tragic female protagonist while her father was the uncultured, boorish male protagonist. There was also a gaggle of hostile, opportunistic relatives and a pretentious, seemingly-virtuous but vile-hearted aunt... Gu Chu straightened her small little frame and began waging war secretly to help her mother. What bad intentions could a five-year-old have? She just wanted to protect Mama. … Until one day... The man who had hunted her across half the globe in her previous life suddenly appeared. As he stared at the weeping little doll-like child in her princess dress, the man fell silent for a long while.

Ren, a modern doctor and a secret master magician, suddenly finds himself inside a random book he picked up at the airport...as the villainous older brother of the protagonist. As the bad guy, he's supposed to make life difficult for the Male Lead until the latter grows up and kills him in revenge. However, looking at the broken teenager in front of him, Ren can't help but feel his heart soften. Fang was an orphan who had never known what a family is. Abandoned at birth, all he knew was pain and fear. He loved nothing, and wanted nothing...until he saw the angelic Wade. To save Wade, Fang didn't hesitate to sacrifice himself. ..after all, there was no one to cry over him. But then, Ren appeared and turned his world upside down.

Lucien Blake is a twenty six years old shut in otaku. He live his life reading novels, watching animes, eating and staring at computer all day. One day he went out to buy his favorite chicken lunch box meal at the nearest convenience store. But a robber came in and decided to rob the store. Without knowing why or what for, the robber shot him in the chest before running away.  Can his life as shut in otaku get any worse?    A series of beeps flooded his head, forcing him to wake up. When he open his eyes he found himself in another world very much like his own. Except for one thing. His beloved protagonist from his favorite anime is staring at him face to face. A notif pop into his head saying, [Dear host, find and help the protagonist escape his fate of getting killed. Help him in his mission of eliminating the demons. Points will be added. Failure to do so will result to deduction. Zero points will lead to your death. Good luck.] Lucien was left no choice but to adapt to his life as a mob character, helping the protagonist pave his path into greathood. It was all good at first, if you count off the number of times he has to pick up his butt running away from hideous creatures drooling after his flesh, his life being protected from protagonist halo was awesome.  That is until.... the protagonist pushed him down to bed. _______________________________________________ Updates are on Wednesday and Thursday

In every story, there is a male lead, a female lead and a second male lead. But what about the second female lead? Be it the unloved queen of a cold and distant king, the plain bodyguard of the forgotten prince, the evil stepsister of the well-loved genius, the servant who died protecting her lady or the defeated villainess. No one cares about their stories. This is the playbook of all forgotten second female leads. Volume IV: The Villainess who was defeated by the Gods (completed) 'In every story, there is a villain who has been defeated. What happens to the defeated villain?' After Lorelei's plot to overthrow the gods failed, she was stripped of her power and voice. She became a mermaid bound to a lake, with her enemy (the god) keeping guard of her. This is a story between a defeated villainess and her enemy. Volume III: The evil stepsister who has lived through FIVE lives (completed) 'Please let me rest in peace!' Odette was once an heiress who had it all, be it money, status or fiance. When her perfect stepsister appeared, she realized she was just a villain in this story. Odette, being the evil stepsister, was of course killed off halfway through the story. When she opened her eyes again she was reborn, but no matter what she did, she died in the end. Having experienced burning on a stake, the guillotine, hanging and stabbing to death, all she wanted now was to die normally after a normal life. Volume II: Body guard of a forgotten prince (completed) "You're just my tool. Know your place." It's her duty to follow her master's command. Even at the risk of injuring herself or losing her mind. It's his right to use her cold-heartedly. Even discarding her when she had become useless. She was a bird trapped inside a gilded cage, slowly losing her mind in the process. Volume I: Rebirth of the unloved, forgotten Queen (completed) "Let's break off our engagement. I don't want to be Queen anymore. You don't like me anyway." At twenty, Liana died as she watched her country burned to ashes. When she opened her eyes, she was sixteen again. The first thing she planned to do was breaking off her engagement with Prince Sebastian. This is her story as a reborn queen. -------------- A series of inter-related second female leads' stories set in a fantasy historical world. Readers can choose volumes they like to start with!

Heavy R-18 from chapter 10. It is Yuri and harem. Futa side characters. Maria died and then reincarnated into a game. A harem game. Not as a protagonist, but as a member of the MC's harem. The childhood friend that never wins. Maria was quite satisfied with her life in this new world filled with magic and advanced science. She had looks, money, and a future to look forward to since she was a lesbian and had no intention of getting together with the MC. And then the MC died, leaving the world and Maria in chaos. There was a tentative peace that lasted until she heard the court have a talk with a mysterious figure. They were talking about sacrificing Maria to the demon gods to ensure world peace. She was about to be killed for things she could not control and Maria did not want that. She especially did not want to die as a virgin. Not one to be taken for granted like this, Maria decides to run away from home and started her new journey. This time, she was no longer a harem girl doomed to be cast away, but rather the hero of her own story. She would travel lands, gather friends and live her life out. And she has to do all this while running away from her dead ex-fiancé's sister who has an obsession with her for some reason. (June poll: ) (Cover image not mine. It will be taken down if the original owner wants me to)

Su Ning is a 29 year old lonely overworked accountant who have spent the better part her life supporting her unemployed alcoholic father. After several consecutive 16 hour work days, she suddenly dies of a heart attack on her way home from work. However instead of the afterlife, she inexplicably finds herself reborn in the body of 12 year old Su Ning, the beautiful and beloved daughter of Su Kun and Qin Lan. Faced with a second chance in life, Su Ning aims to live happily and comfortably with her loved ones. However along the way of searching for her dreams, she meets and befriends Gu YuChen and Lin JinYan. Though Su Ning was initially reluctant to get close to them, they soon become the two most important men in her life. The heir to the Gu Corporation Ltd., Gu YuChen has lived with constant threats to his life at a young age. Cold and aloof to everyone, he feels tenderness for the first time upon befriending Su Ning. Admired as a musical prodigy, the gentle prince Lin JinYan actually grew up detested by his siblings and blamed for the death of their mother. Suffering from trauma, he was comforted by Su Ning and discovers he is able to freely touch her despite having mysophobia. The villain and the male lead who was saved by Su Ning's warmth and kindness quickly realize their feelings have turned to love. Faced with adversity, will they be able to protect Su Ning? Who will she choose? Get ready for a slice of life story of a transmigrated soul who lets go of the past regrets and unexpectedly finds true love and happiness. Disclaimer: I do not own the cover illustration. Credits go to the original artist. In discord as buttonswrites ~~ʕ•́ᴥ•̀ʔっ