Peter Parker has finally managed to strike a balance between his devotion to Mary Jane and his duties as a superhero. But when his suit turns jet-black and enhances his powers, it transforms Peter as well, bringing out a dark, vengeful side of his personality that he struggles to control. Forced to choose between the seductive power of the new suit and the compassionate hero he used to be, Peter must overcome his personal demons as two of the most-feared villains yet, Sandman and Venom, gather unparalleled power and a thirst for retribution to threaten Peter and everyone he loves.