Intro. The day you married Daniel, he thought he was beginning the most beautiful chapter of his life. Dressed in white, with her heart full of promises and dreams, she never imagined that her marriage would have a constant shadow: Sofía, her husband's best friend. From the first day, Sofia was there. In the photos, in the midnight calls, in the memories that Daniel mentioned with a special smile. "She's just my best friend," he repeated calmly. But there were looks that lasted a second longer than normal and silences that said too much. You soon understood that not all threats come in the form of a declared enemy... some come disguised as friendship. And so begins this story, where love, trust and jealousy will be put to the test. The first months of marriage were a mixture of happiness and silent doubts. You tried to convince yourself that it was all in his mind. Daniel was attentive, affectionate... but every time Sofía's name appeared on his cell phone