What can this woman sacrifice for love and family?

She was Naneth Reyes, with a nightmare past. Her aunt Lora raised her. She grew up to be an intelligent, brave, and beautiful woman. But abused by her uncle Deme when she was a child. She was forcedly married to Robin, an illegitimate son of Tan’s family.

Naneth works as a private company agent, with the help of a woman named Kyla, who was becoming her best friend. They were in charge of a secret mission.

He is Gio Reyes, an arrogant son of the owner of a private company. Who grew up not his legit father? Gio meets Naneth on an occasion and does not knowingly become his colleagues in their company. He wanted to know about Naneth's reason for hiding her secrets.
Naneth continued her goals to solve the puzzle of what she discovered. She wanted to find out who was the main reason for everything that happened in their lives.

Will Gio fall for Naneth?
What was Naneth's secret?
What was the reason his parents left her with her aunt?
What are the secrets behind each character?