As the boys start to take a more active role in hunting, Sam begins to search for psychic children like him to find out Azazel's plan. Eventually Sam learns from Dean that, before their father's death, John told Dean that Azazel is planning to turn Sam evil, and that Dean must either save him or kill him. Although angered at his father and brother upon learning this revelation, Sam decides to save as many people as possible so that he can change his destiny.