Reincarnated As Poseidon - Chapter 2: The rift

This is a story of a modern man returning to ancient times, returning to a real world without any extraordinaryness, and slowly rising by relying on the ability to attribute all data.

- Description from novelbuddy

One night she gets drunk and mistakes the most well-known Mafia boss for a Host* and intends to sleep with him.

Anastasia Harrison, a young woman abused by her cruel family, thought her life was over when they forced her to marry Richard, the sleazy black sheep of the wealthy Wallace family. Meanwhile, her favored younger sister, Michelle, was set to marry Xavier, the elder brother, who was a CEO.Yet, an error at city hall ended up swapping their names on their respective marriage certificates.“What is this?! How are you married to Xavier Wallace?”“You're not getting any food or water until you sign the divorce papers!”To add fuel to the fire, the old Mr. and Mrs. Harrison passed away, leaving all their assets to Anastasia and not the rest of the family. This drove the Harrisons to their breaking point. To trade for a peaceful life, Anastasia was willing to leave her inheritance and leave the family, but the Harrisons had other plans in mind.They wanted to get rid of her. Permanently.However, it was by a stroke of luck that Anastasia was found by her new husband, Xavier, before her family succeeded. Determined to get her revenge, she struck a deal with Xavier.“Continue to be my wife and I will help you get your revenge!”

While she was opening and closing her eyes, Mu Rou Sang had finished her transmigration.

“Her background was miserable, her family was ruined, she had no parents, and she had no brothers or sisters.”

She only had one brother who was dependent on each other.

- Description from Novelupdates