Counterattack System appeared when I'm already At The Mahayana Realm - Chapter 533 - 534:

Collapsed without warning, and upon awakening, he found himself back in his childhood.He thought it was a blessing from above, but unexpectedly, tumultuous changes ensued, shrouded in mystery...

Age difference of 700 years, vampire theme, cultivation, grammatical
This article is also known as “How to fall in love with an arrogant and abstinent old man”
That day, the girl was picked up by Mu’s house, covered in scars.
Everyone wondered, Mu Fei was so arrogant and cold, how could he accept such a small stutter.
The cold-hearted hostess felt a headache, “When are you going to follow me.”
“You, like, flowers, I, I think, for you.”
The girl’s heart was full of affection, and her little scarred hand held a bunch of purple flowers and handed it to the sweetheart who only belonged to the darkness.
An awards ceremony ten years later
Someone asked her: Why does Miss You always cover her neck every time she shows up?
You Ran’s expression was subtle, and he could only explain lightly: “I’m probably afraid of the cold.”
In fact, she was also helpless.
After all, the adult she admired was a cold-blooded clan who had lived for more than seven hundred years and was picky and obsessed with cleanliness. His greatest hobby was—
bit her neck with fangs,
Leave that exclusive bite/mark mark.
Even if the painful tears fell, she was willing to make each other’s blood-fed desserts.
Because she will be her nightingale in the end.

“On her lips is what my heart desires”
One-sentence introduction: After the pure complex stammering poor cub (true boss) was picked up by the high-cold abstinence blood clan, the romantic love story of “the following crime”.

Instructions for reading:
1. Abstinence, arrogant vampire noble x stunner in the world, crazily criticizing beauty
2. Mr. Mu Fei has two little hobbies: biting Yu and his neck; watching plays and movies.
3. This article is empty, the background is private, and the dark color of Cthulhu, please do not delve into it.
4. Two-way sweet pet/master/servant/cultivation/birth/age difference 700 years old/HE
5. Scarf @ Xia Sugar Suxi

Content tags: strong, soft spot, blood family, cool text
Search keywords: Protagonist: Mu Fei, You Ran ┃ Supporting role: ┃ Others: “Human” x Vampire, contrast cute
One-sentence introduction: innocent and crazy criticizing stunner & arrogant abstinence blood family
Intention: Firmly believe in the sun.

- Description from novelbuddy

Ade has lived in an incense burner for over a thousand years, her days spent sleeping. Longing for the outside world she hears about from her fairy friends, her wish is finally granted when a man brings her home, releasing her from the seal. Ade, tears streaming, vows to repay her savior to the fullest extent.Qin Yu, known as the cold and ruthless Third Master Qin of Kyoto, finds his life upended when strange occurrences plague his bedroom after he places an antique incense burner given to him as a New Year's gift there. Chaos ensues, with items displaced and unexplained puddles of water; he even senses something in his bed while half-asleep.One afternoon, Qin Yu comes home early to find a young girl cleaning up spilled milk. The girl, her black hair cascading, her skin porcelain, is startled by his return and tries to flee. Upon being caught and questioned by Qin Yu, she timidly speaks of repaying her debt.To Qin Yu's amusement, she lists her belongings: pearls, antiques, even her savings. None of these interest Qin Yu, who instead sweeps her into his arms and suggests a more personal way of repaying the debt. Terrified, the girl's beautiful fish tail is revealed.

“Here's what happened. I was in a desperate situation when I accidentally encountered a dragon. It told me I was a martial arts prodigy and said it would teach me the Dao of Immortality…” “This excuse for skipping class and cultivating in secret… is that seriously the reason?” “I don’t care whether it’s human or not, what matters is that the dragon said: ‘If you want to become strong, kneel and call me Master.’”