I am Just an Average Tamer - Chapter 10: Lira Ellsworth

Duke Jiu Qiansui, Du Gu Wu, was forced to marry the rejected woman Feng Bailin due to illness, causing an uproar in the court.The princes came to “congratulate”: Although Feng Bailin is ugly, incompetent, and from a declining family, she does not fear his reputation of being a wife-killer and impotent, and even conveniently lets him be a cheap father. Worthy of congratulations.Du Gu Wu, thinking of the talentless, unattractive, and unvirtuous woman, coldly said: After one year, I will divorce.One year later, Du Gu Wu booked the largest restaurant in the world, invited friends to prepare for the divorce.Unexpectedly, the restaurant owner directly offered three days for free, saying it was to celebrate the divorce. When the first beauty who was mingling with heroes from all roads burped, she said: “You think I'm after his body, I just crave his imperial fortune.”After Duke Jiu Qiansui was divorced,In the first month, a plague swept the whole city, and the medical deity appeared, it was actually Feng Bailin.In the second month, famine was everywhere in the country, the richest man provided disaster relief, once again it was Feng Bailin.In the third month, an alliance of nine dynasties besieged the city, and ten thousand beasts defended it, it was still Feng Bailin.In a certain month, Duke Jiu Qiansui traveled across the nine provinces and eight wildernesses to pursue his wife: Ancestor, please let me marry in.The two cute children said in unison: Father King, you have to wait in line!

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

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: ? ? ?
​​
Finely divided slice attack x natural sweet and soft feeling
​​
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
​​
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

From the outside, Nana’s life seemed simple. She had everything she had ever wanted: a cute but rascally pair of twin brothers, a best friend, and her own restaurant. Nana couldn’t ask for anything more; she was happy and content in her life.