MTL - I Have a Big Problem with My Achievement System - Chapter 10 unreturned person

When Cheng Qianfan opens his eyes every day, the first reaction in his mind is: What is my identity today (which vest should I wear)?

This book is also known as “Ace Agent: My Vests Are Countless”.

The red ‘flame’ hidden deep inside the enemy, the agile and outstanding member of the red team ‘Chen Zhou’, the favorite general of the military commander Dai Chunfeng, the blue bird… and so on.

However, he knew that he was Cheng Qianfan, a staunch red warrior!

“In the dark, you firmly watch the sun in your heart; in the long night, you silently give birth to the dawn of dawn; in the tiger’s den, you bear the burden of humiliation and wait for the time; in the battle, you rise quietly, killing the enemy invisible; no one knows your name , your feats will be immortal…”

His story begins in the early spring of 1936…

- Description from novelbuddy

Criminal Psychologist, Su Xiao Pei, who was an leftover woman in her modern life, was informed by the God Of Marriage, Yue Lao, that her destined lover was in a car accident, his soul was sent to another world. Su Xiao Pei was ordered to bring back this strange man who was connected to her by the red string of fate. Otherwise, she will live the rest of her life in loneliness, with no one to support her.
But how does that man look? No idea.
What’s his personality like? No idea.
What does he do for a living? No idea.
Can she not go? Of course not.
Su Xiaopei, who believes in all things logical has run up against a serious wall this time.
The bottom line: This is a story about a modern female psychologist who has traveled back in time and an adorable warrior as they talk about love and solve crimes.

- Description from Novelupdates

After centuries of ruling the underworld with terrifying power, Lilith dies in an epic battle, only to be reborn in the human world. But instead of a grand rebirth as a queen of darkness, she's reincarnated as something far more mundane—a secretary. Rather than despair, Lilith finds this new life amusing. After all, who would suspect the devil herself to be working a 9-to-5?Settling into her new reality, Lilith embraces her role, living in a luxurious apartment and working diligently in her office. Though her devilish instincts are hard to suppress, she's determined to be the perfect secretary. But when people push her too far, the devil within still comes out to play.When a creep in the office dares to look at her the wrong way, she calmly fixes her gaze on him. “You keep staring like that, and I'll show you what a broken wrist feels like.” The man quickly scurries away, leaving Lilith with a satisfied smirk.Even the rich, entitled girl from accounting isn't safe from her wrath. “You think you can push me around just because you've got money? I've burned entire kingdoms for less. Don't test me.” She says this with a calm smile, her eyes glinting dangerously.The day continued like that—stopping creeps in their tracks, putting rude heiresses in their place, and being the flawless secretary she intended to be. But, of course, her boss—the CEO—had his eyes on her, more curious than ever. And while the entire office might fear her or wonder about her, she remained blissfully indifferent. This was fun. And she wasn't here to impress anyone but herself.Who knew being a secretary could be so... interesting?

Arthur is an Atelier who works under pressure. When the curse of the Succubus activates his Netori System, Arthur is unable to resist his desire to win a woman's loyalty. There is no other reason for him to test a woman's loyalty that is easily shaken when his Netori System is activated.