Rakuin no Monshou - Volume 2, Chapter 4: Sword Festival

Huazhi is a rabbit spirit who has just cultivated into an adult. He was hacked into a post-apocalyptic novel in which the male protagonist is reborn, and became the female supporting role in the book who died early.
System: [Kiss, rush, rush! As long as you save enough energy, you can go back and continue to practice and become a rabbit fairy! 】
The flower branch of dreaming to become a rabbit fairy: (/≧▽≦)/Chongchongchong!
But as soon as he wore the book, the flower branch that had not had time to turn into a human shape was picked up by Jinghuai, and the flower branch who wanted to turn back into a human shape had to stay beside Jinghuai every day, being quilted! he! trample! Smash!
After the rebirth, Jing Huai accidentally picked up a little bunny like a marshmallow, with ruby-like eyes, soft and fluffy bunny ears, and a fluffy round tail adorned behind him.
The scenery is cold and ruthless towards everyone, but she gently brushes her hair every day, feeds her scarce carrots, and gives her the sweetest spring water…
Until one day, Jing Huai put the flower branch on the head of the bed, touched her soft rabbit fur, and was about to fall asleep. Suddenly, the fur on his palm disappeared, and he turned into a girl with soft rabbit ears.
Jing Huai: “…”
Jing Huai rubbed her bunny ears, her face flushed with indifference, “Change back.”
Huazhi retracted his head into the quilt: “No, no.”
Carrots really suck!
Note: Doomsday Cookies

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- Description from novelbuddy

Yi Zaha. The crazy demon crazy for martial arts. While he was running away after stealing the heavenly pearl of the Demon Cult Leader, he fell off a cliff. After thinking that everything was over, he opened his eyes to see that he had returned back to when he was a waiter… And he is being beat up for something that he didn’t do. The crazy demon who returned to the beginning of his days as a waiter! Will he go crazy again, or will he drive his enemies crazy?

The main character Lei Yu does not have the ability to practice his family’s martial arts. He gets stepped on and tossed around. Due to certain reasons, he leaves the family, coincidentally gains an ability, and makes his own path to becoming an immortal.

- Description from Novelupdates