Diego Mercader is accused of shooting seven of his schoolmates when he was eight years old. After that, everyone referred to him as a hellraiser. After 20 years in prison, his psychologist Antonia Villaroel believes he can return to society. Diego, who has matured into a man during his imprisonment, has no memory of the horrors of his past. However, after his release from prison, he tries to come clean about his past with a new identity. Antonia and Diego develop a mutual attraction. As he starts a new life, he can count on the support of Antonia and the help of businessman Ezequiel Alvarado.