Shinigami in the Ninja World - What If 3: Second Division, Bell Assessment

She, a 21st century mercenary queen, had crossed over into a tragically betrayed body of a waste. Waste? She will show them what it means to be a waste! Betrayed? With the Ancient Manual in her hands, she will astonish all the despicable men and cheap women!

Wait! Didn’t everyone say that she was an evil woman which everyone feared? Why is his Third Highness, full of mystery and charisma, so interested in her?

- Description from Novelupdates

The daughter of a healthcare company's CEO, Ines Jackson was in an arranged relationship that was soon supposed to turn into a marriage.However, her fiancé, Trevor Harrington, was physically abusing her and using her only for her family’s status.One night, while running away from him as he chased her in a drunken rage, she bumped into a guy…not just any guy, but a famous boxer: Raphael Giovanni, whom she had never heard of personally.He saved Ines from Trevor, and in her rush for safety, she offered him a marriage in return.Unbeknownst to Ines, Raphael knew her father, who was responsible for his mother’s health issues and eventually her death.Seeking revenge, Raphael agreed to the marriage. But little did he know that the heiress would become more than just a part of his revenge plan.“You can’t love me…monsters like me don’t live enough to experience love.”

In this world, there is the beautiful mutual and telepathy love.

The second moon marked the beginning of a revolutionary change.

With the emergence of monsters and dungeons in modern society, and the ability users who fight against them, the world faces a shift in its paradigm.

It heralds the advent of a new energy source and the decline of traditional occupations.

Common sense thus becomes warped and imagination becomes reality.