A book about the female protagonist completing a system mission in order to survive. The system was managed by a child named Doctor.

Answer 1

"The System Has Forced Me to Become a Charming Person" is a romantic youth novel written by the author, Sven Wen. The general plot of this novel is as follows:

Ji Siyu was a low-key and cold person in school, but at home, he was a salted fish and had a bad temper. She did not expect that one day, she would encounter something as mysterious as a novel. That was, she had a mission system. This made her, who was used to being a salted fish, instantly explode. However, under the coercion and temptation of the mission system, Ji Siyu bowed to the evil forces. Not long after, the system told her that she was a vicious female supporting character in a novel about a domineering president! Ji Siyu,"How can I tolerate this?"
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The book "The Profession System's Pit Is Not Sweet" was a sci-fi space-time travel novel written by the author, One Step Not Loving. The general plot of this novel was:

As a woman without money, she was chosen by the system to be the weak shield to help the male protagonists in those books who were not controlled by the author and were successfully used as cannon fodder to block the schemes and overt schemes.
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The System is Very Busy was a sci-fi space futuristic novel written by the author, Ban Yuecheng Can. The general plot of this novel was:

Legend had it that she was the most incurable waste in the Star Era. She could even cure cancer, but no medicine could cure her delicate constitution.
A good-for-nothing for 20 years, change could only happen overnight. Originally, he played a game to ease his mental state that was on the verge of collapse. However, he did not expect to learn the Sanctuary-realm cultivation method that was the opposite of the interstellar realm in the game. From then on, he embarked on a different path to become stronger.
But…what was with that system? From the game to reality, from missions to life, he had to interfere with everything, even his personal feelings?
System: "Host, please be clear about your camp. Don't be fooled by the other party's handsome man trap!"
Female Lead: …You really care too much.
PS: The new book,"The Story of Rebirth" is being uploaded. Welcome to the pit ~
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"My Daughter Has a Celestial Master System" was a suspense novel written by the author, Vili Development. The general plot of the novel was:

On the hospital bed, he found that his three-year-old daughter had a Taoist master system.
The problem was that his daughter, who did not have the ability to complete the system's mission, had been punished for failing the mission. She only had one week left to live.
"Trash system, come at me if you have the guts! What's the big deal about making things difficult for children?"
As a result, he was forced by the system to read the Sunflower Manual, and from then on, he embarked on the path of a salted fish nanny raising a child.
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"The Struggle of the End of the World" was a sci-fi novel written by the author, Purple Flame. The general plot of the novel was:

The female interstellar agent was betrayed by her partner and died in the mission. However, she woke up in the doomsday disaster 2000 years ago and became an unidentified little loli. r
Dream of Nanke decided to start all over again, to struggle silently in the chaotic world to find a way out and live a low-key life. r
Can it really be done?
…
Ps: Wenwen is the female protagonist's struggle to grow up, not infinite ~ The female protagonist is tough but also weak, which is a normal phenomenon.
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The book,"Dressed Quickly to Save the Female Supporting Character's Life," was a sci-fi space-time travel novel written by the author, Qingsi Jiqingsi. The general plot of this novel was:

In her previous life, Shi Xia had done nothing but research. Although she knew everything, she had never truly experienced life. Just as she was about to die, System 009 came to her door and asked to bind her. And promised her,"Dear, I have everything you want!" There were many small stories. Some stories had a male lead, while others didn't.
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"I've Been Scammed Again" was a sci-fi space-time travel novel written by the author as a child. The general plot of the novel was:

She died in an accident on the day she was preparing to celebrate her mother's birthday. After that, she was bound by the system and went back and forth between the three thousand worlds to do missions.
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"The Diary of a Female Supporting Partner in the System" was a sci-fi space-time travel novel written by the author, Wen Yiji. The general plot of this novel was:

The System Research Lab had developed a new system, the Supporting Female Elderly Care System. In order to complete the test as soon as possible and make it to the shopping festival, Li Zhi-an, the cold-faced girl from the galaxy, was ordered to go on a dangerous journey, but she did not expect it to be her love journey…
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The book,"The Female Lead Shines With Confidence" was a sci-fi space-time travel novel written by the irritable Xiao Chen. The general plot of this novel was:
nLan Ke, an independent woman in the 21st century, finally became a winner in the eyes of others after a difficult counterattack. In the end, she tripped on the carpet as soon as she walked into the office building wearing sunglasses and sky-high clothes. Her face landed on the ground and she fell unconscious. [System: Taste different scripts, live a life of a hundred flavors.] I have the life you want. Host, I can see that your bones are very strange and suitable for binding with me. This system is called the Counterattack System. This system mainly changes the fate of the original female protagonist. When the Counterattack changes the plot successfully, you can leave the current world. Friendly reminder, you can return to your normal life after completing the designated number of worlds. I hope you have a pleasant counterattack process. Lan Ke: "I'm not asking for anything else. I just hope that when I complete the mission and return to the real world, my face won't land on the ground. Or, you can just erase the memories of everyone present that day. I'm very easy-going. You can fulfill either of these two requirements for me." The System was speechless. I'm sorry, host. What has already happened cannot be changed. Lan Ke was speechless. Then what's the use of having you?
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"Even cannon fodder must live" was a sci-fi space-time travel novel written by the author, Radish Lizi. The general plot of this novel was:

After Lu Jia died, she was bound to the system for some reason. The girl had to work hard to help the cannon fodder survive. The system guided her patiently. Ah, pui, didn't you see that I was also cannon fodder? What was chasing after them? A fire-breathing dragon? A swordsman flying in the sky? God, I just want to live!