The plot of this novel included the female protagonist being reborn as someone else, with her brother Amber, sister, and a weapon called the Obsidian Sword. Which book was this?

There was a novel in which the female protagonist was reborn into someone else's body, with an older brother, Amber, a younger sister, and a sword called the Obsidian Sword. What novel is this?
It seemed that when she returned to her family, she thought that her sister had killed her parents, so she killed her sister. However, in the end, she found out that it was her grandfather who had killed her parents.

Answer 1

" The Reborn Assassin Princess " is an ancient romance novel written by the author, Black Girl. The general plot of this novel is:

In her previous life, she was a weirdo in the assassin world, a ghost general that was unknown to outsiders in the business world, and a young divine doctor in the medical world. In this life, she was the Third Young Miss of the General's Estate. Even after taking off her red dress, she was still peerless.
He, the Third Prince of Bei Xia Country, was so black-bellied that it made people gnash their teeth.
Was the first time they met when they were children a calamity or fate?
She raised her eyebrows and snorted,"You want to chase me?" Defeat me first."
A light flashed in his purple eyes. He calmly passed on his experience to his younger brother.
Liking to read this novel was the greatest reward for the black girl.
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" Reborn City: The Demon Eye Mad Woman " was a novel written by the author, Liu Yao. It was a game competition and game world novel. The general plot of this novel was:

In her previous life, she was a young lady with a reputation for being useless. In the end, she ended up being killed by her stepmother and lover.
When he was reborn, his bloodline was opened, and his eyes were opened.
Whose scheme had he extinguished with his hot blood?
A pair of demonic eyes, whose mind was controlled!
When the good-for-nothing woman returned, she would defy the heavens and change her fate. She would trample on the slut, torture the scumbag, and bombard the mistress!
And that black-bellied and cold man claimed to be her main lover! The two of them were a match made in heaven?
With Jingtong in her hands, she could trample the scum to death and torture them all!
With his bloodline, he could defeat enemies in all directions and overturn the walls of a couple!
CP: Bai Zhi X He Zhen.
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" Sword Saint's Rebirth " was a fantasy novel written by the author, Mo Wu. The general plot of this novel was:

In his previous life, he was kind to others but was bullied. His senior sister died tragically because of this, and his true love was filled with regret for the rest of his life.
Reborn, holding the sword in his hand tightly, protecting everything that was once taken away, defying the heavens and changing fate! In this life, he should use a sword to destroy all worlds! One man and one sword, a peerless Sword Saint!
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" I've Reincarnated as Scrap Metal " was a fantasy novel written by the author Yue Lao Bu Lao. The general plot of this novel was:

Scrap iron? The last one told me that I was actually a god.
…If the demonic sword was also considered a god. A certain sword quote: Even if I am a sword, I am a sword with principles. Little miss, little miss, are you lacking accessories? Sword Kinesis Flight, the kind that required stepping on one's feet. If one was born to be a sword, one had to be a sword. If not, how could one be a sword?
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" The Unparalleled Reborn Daughter " was an ancient romance novel written by the author, White Butterfly. The general plot of this novel was:

When the pain of her broken fingers invaded her body, she knew that Nanny and the servant girl had betrayed her.
When the concubine sister said that she was pregnant with her husband's flesh and blood, she knew that their kindness to her in the past was just an act.
When that gentle and loving husband instructed his new lover to take her life, she realized that she was just a stepping stone for him to climb to a high position…
Twenty years in the mortal world, so she was just a puppet controlled by anyone!
Fortunately, the heavens had taken pity on her and gave her another chance. This time, it was her turn to send those people to hell!
Her bright eyes were wide open and cold. No one knew what kind of bloody storm this soul filled with hatred would stir up and what kind of dazzling glory it would display…
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" She's the Real Boss After Rebirth " was a modern romance novel written by the author, You Er. The general plot of this novel was:

In the past, the big boss Wen Qi was schemed against and ended up with nothing left. When she opened her eyes again, she became a pitiful little girl who was bullied by the reborn girl. Not only was the poor little thing illiterate, but she was also hated by everyone in the circle. She couldn't even recognize the English alphabets. On the first day of transmigration, he had already met the reborn girl. The reborn girl sneered. I have the script of the reincarnated female lead in my hands. You can only be cannon fodder!" The Wen Family's biological mother was full of disdain." Your sister is proficient in the four arts. Don't embarrass her!" Everyone in the Wen family thought,'You're just a burden. If you know what's good for you, get lost quickly. Don't stay in the Wen family and embarrass yourself.' Cannon fodder? A burden? Big Boss Wen smiled coldly. She could still play the King's Explosion with a lousy hand! From a poor peasant girl to a Chinese miracle doctor! From a pitiful little girl who had nothing to live for, she became a dazzling star! So what if he had nothing? She could still turn the world around with her bare hands! Just as everyone became accustomed to a certain big shot from the village, she became the eldest daughter of the top aristocratic family on Island Z. Top Actor Number One: " Let me introduce you. This is my younger sister, a genius screenwriter." Mercenary Big Boss No. 2:" Let me introduce you. This is my younger sister, a big shot in the ancient martial arts world." [Cold Tyrant No.3: Let me introduce myself. This is me... Everyone: Is she your sister too?] The cold and domineering CEO replied,"No, she's my boss." However, from nothing to star-studded, there was always someone behind her to protect her. Since I have given my love to a man, I am willing to spend the rest of my life generously. [Ancient and Modern + Goldfinger + Female Lead, Beautiful and Beautiful!]
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" Rebirth Ability: The Dark Wife is Not to Be Trifled With " was a modern romance novel written by the author, Bai Zhi. The general plot of this novel was:

She was the number one assassin, Ling. She was a master of 36 ultimate skills and was a legend who single-handedly destroyed the entire island. He was also the unknown Esper killer with the code name 006 in the Esper world. His code name was " The End of All Things ", and no one dared to provoke him. Before her rebirth, she was the successor, but she was targeted by her family when she was young and was thrown into an isolated island. When he grew up, he was forced to work for the organization without any freedom. Fortunately, she met him. He gave her the first trace of warmth in the world, let her live like a human, and taught her a gentle smile. Unfortunately, it didn't last long. He actually became her target. After her rebirth, she spent eleven years destroying the entire organization for him. He killed anyone who threatened his life. At the same time, she unexpectedly gained four teammates who were like family to her, as well as a sister who trusted her unconditionally. She also accidentally entered the entertainment industry. This time, she would return to the family in the most dazzling manner and take back what should belong to her.
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" Rebirth Group's Favorite: The Missy Murders Her Beauty " was a modern romance novel written by the author, Wine and Women. The general plot of this novel was:

[Group Pet + Rebirth + Scumbag Brutal] In her previous life, she had been betrayed by her loved ones and died with grievances. Today, she was reborn from the ashes and swore to pay with blood! She had thought that she was destined to be lonely and was used to being alone. Who would have thought that the young and promising financial genius Wen Liang, the world's top hacker Wen Jian, the top actor Wen Li, and the apricot forest sage Wen Lian were all her brothers! And that mysterious man whom she had met by accident had spoiled her to the heavens!
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" The Legend of the Eternal Night " was a fantasy romance novel written by the author, Tan Xiaochou. The general plot of this novel was:

She had been exiled to the northern frontier fortress for ten years, and she had regained her position as the Sect Master.
She was a lowly slave who had been reincarnated as the Yama Princess.
He was a useless young master who was born in a distinguished family and had a noble status. He had fallen into the Mortal Realm, but he had turned the tables and become a god.
He was an upright, brave, handsome, and gentle young master of a noble family, but he was determined to seize the golden saber and destroy the Burning Army.
The night came, a golden knife, the seven countries 'storms, love and hate intertwined, helping each other.
Who would conquer the night and dominate the ups and downs?
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The book " The Fate of the Spiritual Sword " was a fantasy novel about swords and magic written by the author. The general plot of the novel was:

Atlantis was an ancient kingdom that was cursed. An ancient power that was sleeping in the depths of the darkness was watching coldly as the world was devoured by greed and desire. When the darkness overshadowed the light again, it would be the time for " her " to return to the earth and wake up again…Viktor, who had experienced the pain of war, had lost both his parents since he was a child. He had lived a carefree life, thus developing a rogue personality. One day, this scoundrel met a girl by chance. From then on, his life changed completely…