A group of young friends goes on a trip that turns into a tragedy. Maria hears a gunshot and finds her friend Patricia dead. In a panic, she unknowingly picks up a gun left by the killer. Based on this evidence, Maria is accused of the crime and sentenced to life in prison. Maria's husband, a prominent businessman named Esteban, believes that his wife is guilty. Upon returning to Mexico, he divorces her, bribes his friends to keep silent, and tells their children that their mother died in a tragic accident. Twenty years later, Maria is released from prison early and returns to Mexico. She is determined to find the real culprit, seek...