As one of the eight heirs of the Octagon, a mafia organization that spreads not only in the Philippines but also throughout the Asia and other neighboring continents, Adrielle Guerrero fears nothing. For her, she doesn't need a man in her life. Because why not? She has everything that every woman could ask for and she can defend herself as well. But when she met Cougar Falcon, the secret agent who's hiding under the name "Bob", everything suddenly changed because for the first time, she suddenly realized that she was weak. ..weak to a temptation when the man is next to her. But what if she discovers about the man's true nature and his true motive for entering the Octagon? Can Adrielle's heart accept Cougar's deception or will she let him pay in blood with her own hands?