Kill Me More Times, I'll Become Invincible - Chapter 318:

The Night Killer was a notorious serial killer with an indestructible reputation transcending across all nations, targeting corrupted nobles and their subordinates. His resilient ambitions to exterminate the monarchy and destabilize the relations between the nobility and its monarch made him do unspeakable things, going as far as to bed the Queen with the aim of controlling the royal court.

Due to his 'carelessness', he was ultimately arrested and brought to kneel among the people, ending his bloody reign of terror.

Having foreseen his inevitable doom, he had made preparations in advance. He had ordered his closest companion to end his life on the day of his execution.

Having been reborn into the body of Ren Ye, he was met with the presence of an adorable little girl in his life, calling out Papa whenever she sees him and giving kisses on his cheeks.

Likewise, a system was awakened inside of him, and evil transmigrators ascended on Earth, threatening the safety of him and his beloved.

Follow along his journey from a callous and ruthless murderer to becoming a warm and loving father to his daughter, while fighting off evil forces and keeping Earth a peaceful place for his family to live.

An ordinary youth living in the year 2050 in the Western calendar accidentally came to a fantasy world created by the collision of magical elements and supernatural technology at the other end of the dimension…

- Description from novelbuddy

There is always such a person in the world who likes to take their ex/Bai Yueguang/best friend as a stepping stone for their love.
These exes/Bai Yueguang/Girlfriends are called female supporting roles. They obviously did nothing. Just because they were involved with the male and female protagonists, they were trampled on, hurt, and even left a shadow that will never go away for a lifetime.
Jiang centrifugally felt sorry for those innocent girls, so he traveled from one world to another to help them cross that hurdle.
However, after a certain world, the mission is obviously wrong.
Jiang Li: “I will treat you well.”
“It’s not enough.” The girl imprisoned Jiang Li in her arms, breathing warmly: “Don’t leave, you must always be good to me, only to me.”
Jiang Li: ? ? ?
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Finely divided slice attack x natural sweet and soft feeling
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World One: Campus
The taciturn facial paralyzed “bad girl” x the rich lady who is cold on the outside and hot on the inside
World II: Cultivation
Swordsmith x Sword Spirit

World Three: The World of Beasts
Orc Princess x Totem (Big Cat x Little Rabbit)
World Four: Game of Death abo
Tsundere Big Brother x Super Rookie (Double O)

World Five: Spirituality
Ghost King x Rookie Celestial Master
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Edible guide:
#1v1 Unshakable
#Su Shuangwen, everything is for Su Shuang
#gongjing is divided into slices, being indifferent to others, sweet and soft to attacking

Content tags: system sweet text fast wear cool text
Search keywords: protagonist: Jiang Li ┃ supporting role: a lot ┃ others: fast wear, system, sweet text, mutual favor
One sentence introduction: you are sweet

- Description from novelbuddy

I gave them my everything.My time… my strength… my heart.I trained while they slept.I smiled when they laughed.I stayed… even when it hurt.And what did I get?Nothing.They looked at me like I was pathetic.Like, I didn’t belong.Like I was… less.But I... the naive person I am, continued trusting them.They told me to act like trash, fine—I became trash.They told me to act like a scumbag, fine—I played the role.However...One mistake, one single moment...That’s all it took.And they threw me away.But now…Someone else woke up in my body.A stranger, a man who doesn’t know the pain I suffered, but wears my face.Let’s see what he does with it.Because me?I’m done with this life, so to the soul who took over my body...This is your mess now…'Gray'.