Hidden in a mountain top was a fortress where lives the League of Shadows and their fearless leader Ra’s al Ghul (Esposito). Together with his daughter Talia (Baccarin), he controls an army of assassins with which to rule the world. But a rebellion within the league threatens to tip the balance of power and to send Talia and her young son, Damian (Allan) in Gotham City.
The assassins by her, seeking protection Talia Batman (O’Mara), who unknowingly is the father of her son. With his son in tow, Batman declares war on bad-Maker Deathstroke (Gibson) and the League of Shadows, and all the while his son learns that one can not fight crime becoming criminal. After a while, Batman will realize that his son and most reliable ally, are one and the same person.