MTL - Chapter One of the Night - Chapter 5 heartbeat

One day, Song Shuhang was suddenly added to a chat group with many seniors that suffered from chuuni disease. The people inside the group would call each other ‘Fellow Daoist’ and had all different kinds of titles: Palace Master, Cave Lord, True Monarch, Immortal Master, etc. And even the pet of the founder of the group that had run away from home was called ‘monster dog’. They would talk all day about pill refining, exploring ancient ruins, or share their experience on techniques.

However, after lurking inside the group for a while, he discovered that not all was what it seemed…

- Description from Novelupdates

Charles Manson was just another broke university dropout grinding night shifts at a city bar—until time froze, and a seductive voice whispered into his mind:> “System initialized: Lust Sync. Welcome, Master. Your desires will shape the world.”Suddenly, women around him begin to act strangely—flushed cheeks, lingering stares, unexplainable obsession. It wasn’t luck. It was the system.Lust Sync doesn’t just make women fall for him—it binds them, body and soul, through supernatural “Sync Levels” that unlock hidden power, twisted love, and lust-fueled abilities. The more intense the relationship, the stronger Charles becomes.From seductive professors to dangerous yanderes, spoiled heiresses to lonely MILFs—every woman he touches begins to change… and some don’t want to let him go.But Lust Sync comes with rules, quests, and consequences. The more women he Syncs with, the closer he gets to uncovering the dark truth behind the system—and why he was chosen.Can Charles handle a world where every woman wants him—and some would kill to keep him?> “Desire is power. Power is dangerous. And now, I have both.”

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Copy:

Undercover police officer: We are two-on-two, so we can’t be careless.

FBI undercover: I’m in a one-on-three, and I have to be vigilant.

Zhenjiu: My teammates are very reliable, I don’t need to worry at all, and I give comrade hr Jinjiu a five-star praise.

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The semi-invincible text, some of the protagonists refer to Dazai Osamu, the stray dog.

Without a heroine, the only thing that can make the hero’s heart beat faster is the bill.

- Description from novelbuddy

After accidentally falling, she actually finds herself bound to a Second Female Lead Counter Attacking System!