Fearless Heart is a gripping tale of love, loyalty, courage, and intrigue, in which two female bodyguards will face not only those trying to attack their proctected ones, but also those who stand in their way of reaching happiness.
Angela Valdez, a beatuiful and determined woman, is a tireless worker and a devoted mother. One day an unexpected event leads her to become a bodyguard, just as her father once was.
The life of this coveted entrepreneur is not easy; unfortunately Juan Marcos Arroyo suffered a family disgrace and married Isabel without loving her, upon learning that she was pregnant.
But not everything has been written - the murder of his parents will bring him closer to Angela, a woman who will charm him, and to whom he will entrust the life of his daughter.
Samantha Sandoval is a stunning and innate seductress. She has been hired to be the undercover bodyguard of playboy Willy del Castillo, her only weakness, who was her first teenage love - the one she could never forget.
What wins Willy over is that she is the only woman capable of winning a race with the fastest cars and tolerating alcohol like him.
On top of that, she has a body that drives him crazy, and of course she will become a challenge as she is the only woman who does not find him irresistible.
Fernanda del Castillo was once the ugly duckling in high school and suffered Juan Marcos' daily rejections. Now she is a beauty and lonely. Her only objective in life is to take revenge.
Bernardo del Castillo is a powerful and obsessive man. He will forge an economic alliance with the automobile company owned by the Arroyo family to meet the mad obsession of his daughter Fernanda for Juan Marcos.
Isabel Uriarte is Juan Marcos' wife. A very beautiful but selfish, unfaithful and manipulative woman, who has never known how to make her husband nor their daughter happy.