Damian Wayne knew he was in trouble, the minute his thirteenth birthday came around. His gift was none a threat, from his grandfather Ra's Al Ghul, who seeks his return to the League and accept the destiny betrothed to him since birth. Meanwhile, the Demon's Fist are targeting six other young superheroes, their goal is to kill them to be accepted as prime members to the League of Assassins. Damian had to work fast. If he needed to stop them, that meant, he had to bring those targets together.