With Rachel's father, Trigon, having successfully turned Dick dark, he sets out to win the others over to his side by embracing their inner darkness. With everyone under Trigon's control, Rachel and Gar find themselves fighting what seems like a hopeless battle against the powers of Trigon.
Dick Grayson and Rachel Roth, a special young girl possessed by a strange darkness, get embroiled in a conspiracy that could bring Hell on Earth. Joining them along the way are the hot-headed Starfire and loveable Beast Boy. Together they become a surrogate family and team of heroes.