The Justice League confronts a new threat -- that the Deadly Five! Batman, superman and Wonder Woman seek answers because Persuader Mano and Tharok's trio terrorize Metropolis in search of budding Jessica Cruz, Green Lantern. With her help, they plan to spare Fatal Five associates Emerald Empress and Validus to carry out their plan. However, the Justice League has also discovered a ally in the time from the peculiar Star Boy -- brimming with power that is volatile, can he be the key to thwarting the Deadly Five? An epic battle against ultimate evil expects!