Reincarnated as the third son of the Duke - Chapter 84 - Duel of Shadows and Steel

After her previous life, Lan Ke luckily received an universal trade system, and also a ruthless food waster. After initializing the universal trade, becoming a universe merchant, it was the good days of breezing disasters, face-hitting, embracing handsome men! Though as she got stronger and stronger, she stumbled upon the scary secret of the apocalypse!

- Description from Novelupdates

When Yuan Zhi met Song Jiyun for the first time, Song Jiyun was conspiring with her brother-in-law to take over the family business;

When Yuan Zhi met Song Jiyun for the second time, Song Jiyun was planting and framing others with her breast brother;

When Yuanzhi met Song Jiyun for the third time, Song Jiyun’s breast brother was no longer by her side, but she was winking at his good brother…

Scholars can bear it, but he can’t bear it. Yuan Zhi decided… to feed the tiger with his body, and took Song Jiyun, a demon girl!

- Description from novelbuddy

Ding!{You've awakened the Echo System.}Scarlett Jerkins' dream was simple: wealth and the freedom to indulge. But when she let love in, she regretted it as her life was brutally cut short by her husband's family, ending a six-month coma but fate had other plans.Scarlett's eyes flickered open to an unfamiliar world, guided by an enigmatic system that revealed her new reality: an apocalypse world where monsters born from history deceased roamed free.She discovered that she was among the chosen members chosen by the system destined to save humanity. But this newfound purpose felt like a curse. Having escaped death only to face it again was a cruel twist of fate. And to make matters worse, her life was now tied to Garvin Johnson, her former rude, spoilt brat boss, whom she must protect at all costs.As she navigates this treacherous realm, she must confronts twisted creatures born from history's deceased. With the three elements at her command, she must gather resources, slay monsters, and safeguard Garvin.Scarlett's drive for survival becomes a quest for redemption, fueled by her past traumas and newfound purpose. As stakes escalate, Scarlett and Garvin face impossible choices, forging alliances with other chosen members who were handsome men and confronting enemies in a desperate bid to ensure humanity's survival.

Ye Chu is a miserable supporting character from a novel (she transmigrated).

She’s the most famous socialite in Shanghai, but her existence was to emphasize the magnificence of the white lotus female lead.

In the previous life, Ye Chu died in an accident. After rebirth (still in the novel), she didn’t only want to get revenge, but also change her fate, allowing every side character to have the opportunity to shine. Ye Chu and Lu Huai are a fake couple in their previous lives but reunited in this life.

They probed each other at every turn and slowly got closer to each other. They two fell for each other and confronted their enemies together.

- Description from Novelupdates