Tornado . Arranged Marriage with the Mafia

Calysta was the leader of Valencia family fortune, after her father had passed on the business. She was the head of the Valencia mafia, despite being a female. She was feared and rarely intimidated by anyone. She was ruthless in her job. She hated emotion.

Then, her father brings up a contract her parents and the DeGardas, another mafia family, had created when she was one. She needs to marry Alessandro DeGarda, the head of the DeGardas, and have an heir with him as well.

She has thousands of barriers surrounding her, and Alessandro is a notorious playboy and does everything to get to Calysta. What will happen? Will they figure how to make it work somehow? or will it remain doomed to fail and the businesses collapse?