Please recommend a detective novel with a calm and talented female lead.

A little ruffian who fought recklessly without any morals and bottomline accidentally time-traveled to parallel space and became a Key Case Investigation Team agent. The huge change in identity had him creating chaos in the police station. However, a strange miracle system helped him repeatedly solve mysterious cases, turning him into an impudent ruffian detective!

Fang Mo'er found out that she transmigrated into a novel that gave her nothing but anger when she read it. Moreover, she became the female supporting character with a miserable ending! The female supporting character that she became gave up her family fortune and career to compete for the male lead's affection. Even so, the male lead still cheated on her with the female lead on their wedding night! According to the original plot development, Fang Mo'er would swallow her anger and still choose to marry the male lead. Eventually, the scum of the earth would cheat her of all of her resources for the female lead. Simultaneously, she would also do something crazy out of jealousy and eventually destroy her own reputation. Fang Mo'er decided that she would never walk down this path again! —In front of the Department of Civil Affairs, Fang Mo'er, who just transmigrated over, hung up on the scum's call that meant to tell her to postpone their wedding. Coincidentally, a handsome man clad in a suit walked to her side. The man said, "Miss, since your groom isn't here and my bride ran away, why don't we get married instead?" Fang Mo'er did not pay too much attention to him and wondered who he was instead. She did not recall having such a stale plotline in this novel. The man continued, "Oh, I forgot to introduce myself. I'm Shi Mo." Fang Mo'er's eyes nearly fell out of her sockets. Shi Mo? The man who only appeared once in the entire novel; the CEO of the world's biggest entertainment company? What else could be more vengeful than marrying Shi Mo to disgust the scum of a couple? "Deal!" The current Fang Mo'er was still immersed in the anger and vengefulness from the novel. Hence, this was just her trying to change the fate of a character. However, she forgot that she had become Fang Mo'er, and at this moment, she had just chosen the man who would accompany her for the rest of her life.

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.

Yan Xi, a medical prodigy who obtained a doctorate at the age of 22, never expected to end up transmigrating into a novel. Her husband was the female lead's fourth brother, Gu Shen. He was a bigshot in the business world who had suffered from disability from a young age and could only move in a wheelchair. However, he was a handsome man full of schemes. Yan Xi became the cannon fodder wife of a bigshot in the business world. Her first love, Zhang Ming, had stabbed her husband's subordinate with a knife. To force Gu Shen to release Zhang Ming, she had unhesitatingly to stab herself to threaten Gu Shen. Eventually, Gu Shen released the man and gave her a large sum of money. She took this money and eloped with Zhang Ming. After that, Zhang Ming planned for a car accident that ended her life as they hit the road, which allowed Zhang Ming to conveniently take her money and run far away. When she transmigrated over, Yan Xi found out that she had just stabbed herself with a knife and was in the critical stage of deciding her future fate! Therefore, when Gu Shen threw her the divorce agreement, Yan Xi decisively refused. "Hubby, I won't divorce you." Gu Shen was surprised by her change. "Have you thought it through? I've left you some real estate and cash. It's enough for you to live comfortably for the rest of your life." Yan Xi revealed a confident smile. "I've thought it through. Zhang Ming stabbed your men with a knife. You should hand this matter over to the law. I won't interfere anymore." The surprise that Yan Xi's change brought to Gu Shen did not end there. After that, she tore off the mask of her hypocritical best friend and calmly dealt with her scheming family members. She personally treated Gu Shen's chronic illness for many years. Bit by bit, she managed to shock everyone around her who was once prejudiced against her.

Qin Xiaoguo was a successful chef working in the future era. A turn of fate brought her to the past, into a time of famine and uncertainty. Waking up one day, Qin Xiaoguo found herself face to face with a boy who acknowledged her as his mother. Having transmigrated from the year 3024 to 42 BC, Qin Xiaoguo had traveled across a three-millennium time leap to the past. She was transported to a destitute place, and also became mother to a hungry, skinny boy at the same time. Her only comfort to her new-found circumstances was a spatial ring that allowed her to transmigrate—giving her free access to food and other belongings from a different era. After years of raising her son singlehandedly, Qin Xiaoguo had a surprise visitor at her door. It was a man claiming to be her husband, requesting to stay the night. Out of confusion and pity, Qin Xiaoguo let the self-proclaimed father of her child into the house.

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!