I heard an audio novel a few years ago. I want to find it but I can't remember the name. What should I do?

I only remember part of the contents
1. The protagonist is a retired soldier. His family has a strong background and he is very skilled. He is often sent abroad to carry out missions ~
2: There is a little loli in the game. She is a computer hacker and often helps the protagonist solve various problems. I remember that she seems to like eating lollipops very much.
3. Once, the protagonist was sent to a certain country and locked people from many countries in a building. He asked for ransom from their respective countries and asked the little girl above to help ~
4. The protagonist has a strong sense of justice and often likes to fight injustice.
Ps: If you know the name, please let me know. I'm very grateful. I heard it on Red Sleeves Adding Fragrance 3 years ago. Now I forget the name, so it's not easy to find it ~

Answer 1

" I'll try my best to recommend a novel that's most relevant to your needs." Memories of the Past is Still a Boy Here." This book is a reality-based novel written by the author, I Have Three Ears. The general plot of this novel is as follows:

Only later would he realize that all the casual moments in high school were so nostalgic!
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" Reborn in the Age of Melody " was a novel about urban life written by the author, Banyan. The general plot of the novel was:

People liked to call the end of the 20th century to the beginning of the 21st century the golden age of music, but time was hard to reverse, and all that was left was the same melody. An old-fashioned radio, a long antenna, and a timeless classic. Songs were stories, and the world of songs was difficult to repeat.
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'Miss Yan, I Still Like You' was a modern romance novel written by Meng Xia a cappella. The general plot of the novel was as follows:

The vast sea of people only wanted to meet you. After he lost his memory, he only remembered her name. In order to find her, he did not hesitate to pay any price. However, even if he found the person, his memories would never come back. But so what? As long as he had it, anything was possible.
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Mixed Life was a novel about urban life written by the author, Gao Buqu. The general plot of the novel was:

The 36-year-old sound engineer and music producer was reborn in 2000 and remixed his life.
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Memory Corridor was a light novel written by Night Walker Z. It was a fantasy novel. The general plot of the novel was:

Memories were a person's past, a person's memories, a person's treasure. At the same time, they could also change a person. Painful memories made people struggle, happy memories made people jump for joy, and painful memories made people work hard. In the long river of memories, there were always endless stories.
Have you ever thought about what you would look like after losing all your memories?
You don't remember the happiness, sadness, and past;
You also don't remember your friends, relatives, and lovers;
You don't even remember your name, occupation, or what you've experienced.
Searching for oneself and retrieving lost memories was the theme of the Memory Corridor.
However, the process of searching was a little difficult, painful, and often accompanied by danger.
People desperately wanted to reach the end of the corridor, but what would be waiting for them at the end of the corridor?
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" Later, Those Years " was a modern romance novel written by the author, Gu Butong. The general plot of the novel was:

【DramaQueen】
Sometimes, he would wonder if they were ever in love.
However, those few years came and went in a hurry, and he was no longer in the mood to pursue that love.
Who is right, or who is wrong...
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The book," The Joy of the Sheng ", was a modern romance novel written by the author, Ye Yilan. The general plot of the novel was:

Seven years ago, they left because they wanted to reduce the harm they could cause each other. Seven years later, leaving is just a form of release. Ah Sheng, guess if I will come back this time…
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" The Return of Youth " was a modern romance novel written by the author, Bai Shi Bei Li. The general plot of this novel was:

Everything started from the first time they met eight years ago.
Those were the beautiful memories of her childhood. How happy she was, how little parting she had.
That was the three months he wanted to stay for the most, but after going through thousands of sails, he was no longer the youth he was back then.
When the two of them met again, one of them did not know each other and the other was unwilling.
If life is just like the first time, but why meet each other before?
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The book," Who Can Hear the Broken String ", was an ancient romance novel written by the author, Gu Yue Jin Sheng. The general plot of the novel was:

The moon in the vast sea has tears, and the sun in the blue field is warm and the jade produces smoke. Only their long sighs were left in history. Time was like a layer of fog that covered up the truth of history, making us unable to see clearly. However, this sigh made us believe that more than a thousand years ago, there was a young and beautiful life, and what kind of love and hatred there was! They had once had such passionate love, such deep sighs, such heart-wrenching regrets…The moon had once been full, but in the end, their love had broken.
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Unforgettable Love was a modern romance novel about urban life written by the author, Fu Qin Su Li Shang. The general plot of this novel was:

In the past, he was a master who only knew how to eat, drink, and play. Later, he was the founder of a mysterious group. Originally, he thought that this was how life was like. However, after meeting her, he realized that there were other things that could make him moved. Because of a misunderstanding, he disappeared without a trace. After a few years, they met again. Would their love still be the same?