The Billionaire's Kept Woman - Chapter 319 - Door To Hell

Selene Valor, a pureblood vampire, entered a marriage of convenience with her husband Gabriel Valor to protect herself from relatives eyeing what was left of her family's wealth. Six months into their marriage, Gabriel is sent away to war to fight for the kingdom. As time went on, news of his victories spread across the kingdom and he was labelled a hero.Nearly six months later, Selene eagerly awaits the return of her heroic husband. Upon his arrival, Selene is faced with betrayal as he brings home a woman named Cassandra Avery, a human who he introduces as his lover. Selene is heartbroken and tries to save what was left of her marriage but soon there is news of Gabriel wanting to take Cassandra as his second wife.Selene is left with the choice of accepting Gabriel’s wishes and staying protected or seeking a divorce. After a heated argument, Selene turns to someone she never expected to be her saviour. She finds refuge with Lord Xavier Blackthorn, another pureblood who seeks her hand in marriage.Will she forgive her first love or move on to accept Lord Blackthorn’s love?

Childhood sweethearts.
The most popular person in school is my childhood sweetheart.

- Description from Novelupdates

Tang was cheated by her husband who got another woman pregnant. Tricked by the mistress and mother-in-law, she had been criticized by the public and kicked out of her husband’s family. Then, there comes Su, who showed up like a saviour for her, prevented her from all the difficulties that her ex’s family made to her. He held her in his arms, haughtily said to them, ‘It will only be me that can bully my girl! Anyone who dares to bully her is opposing me!’ She was shocked. And her mother-in-law said she was a wanton woman. After that, he was always protecting her, treated her preciously. He made her realized that even the second marriage could also make her so happy!

- Description from Novelupdates

In a modern world where cultivators need a place to cultivate or vent their boredom, there are private businesses that set up instance dungeons with the aid of technology and cultivation magic to enable cultivators to train and commoners to experience the life of cultivation. They are called dungeon suppliers.
Xie Jin's one and only dream was to be a dungeon supplier and when his only relative passed away, the relative's inheritance gave him a plot of land and surprisingly, a 'System' Module which the relative had previously used.
With the help of the system, Xie Jin decided to pursue his dream of becoming the number one dungeon supplier.