Shinigami in the Ninja World - Chapter 33: You will regret this...

[mafia, crazy love, abusive love]She was reborn, returned to the age of 18, when she already possessed a colossal fortune. In the previous life, she was executed on the street and died tragically merely due to a dangerous man she'd encountered once.After being reborn, she decided to change her fate. As she pondered how to avoid him, she unexpectedly discovered his name on the list of beneficiaries of the charity.“Can I kill someone?” She asked her assistant.“No. The law binds you!”So, to survive in this life, she tricked him back home. Initially, she believed it to be a means of repayment.Until one day, she felt his gaze become terrifying. She saved him, but accidentally led him down a more terrifying path. Everything had spiraled out of control…When they meet again, he is already a terrifying demon. With blood on his face, he forced her into a corner and said, “Be my mistress, or let me be yours.”She threatened him with a knife, but he laughed even more brightly and held her hand, saying, “You're afraid of me? Ok, I'll teach you how to hurt me the most.” And he guided her hand to hurt himself.She suddenly understood that she should have left him alone. He was injured, bleeding, but still laughing.She said lovingly, “I am indeed afraid, but I don't deny that I love you...”

My talent can be said above average but for my family I am useless. Six years after the incident that I caused I accidentally created a system.Now I wonder if I will fail again....with my new power I will make sure my cute little older brother, sister and especially my Father will pay the price of creating a monster.... Me

Patricia had only one goal in life: to finally break free from her abusive family. But what happens when she suddenly finds herself married to a man she has never even met?Just when she finally found the love of her life and landed her dream job, everything spiraled. Her world shifted overnight when she discovered she was married to the most infamous and feared man in the city.Roman Blackthorn, known as The Don of the Doctors, was revered for his unmatched medical skills and chilling indifference. Few knew much about him and he rarely appeared in public but everyone knew not to cross him.Believing her stepmother was behind it all, Patricia made the bold decision to face Roman and ask for a divorce… from a man who didn’t even know he was married.

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates