I've Already Confronted the Five Kage, and the System Just Arrived! - Chapter 2 -

To treat her sick brother, she was forced to marry him in place of her cousin, who was disfigured and paralyzed. At first, their relationship was purely transactional, with neither caring much for the other. But after going through a lot together, they fell in love with each other. He doted on her deeply.She was considered an ordinary person by the world, but it was later discovered that she had multiple identities - a mysterious underground boxing champion, a highly-skilled doctor, and a mysterious and renowned composer... He also realized that their fates had been intertwined long before they met.

A bittersweet drama: As long as the heroine forgives her kindly and kindly, pays without regrets, and gives up again and again until the bad guys who bully her are old and unable to act, she will get a happy ending.

When Mercury is dressed as the heroine of each bitterness drama…forbearance? Pooh.

Terrible heroine, change her life online.

Content tags: Time travel, face slap, fast wear, cool text
Search keywords: protagonist: mercury ┃ supporting role: many ┃ others: fast wear, cool text

- Description from novelbuddy

In a world transformed by the arrival of mana, Earth is no longer the domain of humanity alone. Magical beasts and three powerful humanoid species have claimed vast territories, forcing humanity into fortified cities protected by mana-infused barriers.The hope for survival lies with the awakened—those blessed with magical classes and the ability to wield mana.Victor Revenant, a hilarious and self-deprecating 16-year-old, has spent his life dreaming of joining their ranks. But on the day of his Awakening Test, his dreams are shattered. Like countless others, he fails to awaken, destined to remain ordinary in a world where mediocrity means irrelevance.Just as Victor hits rock bottom, his father gifts him a VRMMORPG game, Ascendant Realms: Cultivation Chronicles, as a consolation prize. The game promises an immersive cultivation experience, complete with mystical techniques, powerful bloodlines, and the journey to ascend to godhood. But when Victor logs in as his in-game persona, Fang Chen, he discovers something incredible: the cultivation techniques he learns in the game begin to manifest in the real world.Armed with the Primordial Chaos Constitution and the legendary Void Emperor Bloodline, Victor embarks on a dual journey—mastering the game’s cultivation system while using his newfound abilities to change his fate in the real world.What begins as an escape from his failures turns into a chance to rewrite his destiny. But Victor quickly learns that his unique ability may make him more than just an anomaly—it may make him a target...

In the world of Kyushu, players full of resentment gathered together, dripped blood as an alliance, and vowed to make the big devil go away.

For a time, all directions responded, the wind was surging, and everyone saw a better tomorrow.

Except for Lubei.

He is the so-called devil.

“Say I’m the devil, blame me for pitting you, I’m an NPC, how could I pit you, that’s how immortals are!”

- Description from novelbuddy