I Opened a Café in Another World. - Volume 2, Chapter 22: Her food tastes of a gentle happiness.

After a mishap, he accidentally became the protagonist. Unexpectedly, he and the villain cultivated together and they actually became dao companions.

“If you want to be with me forever, there is only the supreme road of achievement. Are you willing to travel with me?”

“Of course I’m willing.”

……

In Li JinZhi’s view, the protagonist and villain’s coexistence should be like swords and spears facing each other, a feud.

But when he crossed into the novel and became the protagonist; when he placed all his trust in the man who was supposed to be the villain; when the other side revealed some unusual feelings to him; when he held Ye Yu’s hand to the altar, he discovered that the relationship between the protagonist and villain isn’t as dull as he imagined.

When the monotonous pattern is broken, the feelings of resentment turns into sharing a common destiny.

- Description from Novelupdates

Ning Yechen used to be the Demon Lord. He singlehandedly took over the Demon Realm and attacked the Heavenly Realm. His name preceded him throughout the Six Realms. He got tired of fighting, so he quietly went into seclusion and became a happy hermit.One night, an Empress from the Heavenly Realm fell into the Mortal Realm after someone drugged her with an aphrodisiac. She inadvertently fell into his room, and they made out. After the deed, the Empress quietly left. Just when he thought he would never see her again, she showed up in front of him ten years later, bringing a child, saying it was his daughter and demanding accountability from him! “She’s your daughter. You have to be responsible for us!” Ning Yechen was stunned!

This is a reincarnation/isekai story, about Matt (later TreeTree), an overpowered tree in a fantasy world that serves as the battlefield for an ongoing conflict between demons and the heroes summoned to oppose them.At first a bystander, over a long period of time, TreeTree will learn all sorts of skills, gain levels, and in doing so, build up a forest, train young subordinates, protect a village, and more.

“What?! I turn into a little cat… at the end of the world?”

Kate looked at her small limbs with desperation. She glanced at the others who awakened strange and powerful abilities while she turned into a small cat without any combat ability.

She wanted to cry.

Thankfully, this small cat has an owner. Her strict professor who looked cold and unfeeling.

With no other choice, Kate can only follow him.

…

Kyle looked at the little cat in his arm who showed an innocent look.

Have you ever seen a cat acting coquettish after stealing food to hide her guilt?

Have you ever seen a cat take a bath so happily?

Have you ever seen a cat… turning into a little kid?

.....

Looking at the cat eared little girl with cute tail, Kyle sighed and decided to become the girl’s father and taught her the way of the world.

But when cat eared little girl suddenly grew up into an adult… Kyle fell silent.