Mob to Duchess

Kaia remembers her past life, where she was a genius spy and assassin. In this life, she is in a different world which is similar to a book series she read in her previous world.
She finds out if she let things happen as written in the book, she will due in a few years. Like hell is she going to let that happen. The right way to live here would be money and power!!!!
She is going to revolutionise women's lives in this world.
But of course, death flags have to appear.
What will happen when the death flag and Kaia fall in love?

[Disclaimer the cover and Story is mine}

A/N: 1 This is my first Story so tell me if something doesn't make sense i will clear up.
2 the mature scenes don't start till much later.