Orphaned, lonely and neglected Aditya (Abhishek Bachchan) grows up in Great Britain, living with his abusive aunt and cousin, and the abuse grows worse after the passing of his uncle. Aditya (Abhishek Bachchan) will soon find out that he is not alone in this world - he has a mother Rani Jayati (Jaya Bachchan), a sweetheart in Sonia (Priyanka Chopra), he is watched by angels and he also has a virtually indestructible arch-enemy - Riz Raizada (Kay Kay Menon), who had killed his father, the legendary Drona (Abhishek Bachhan), to secure the secret of the Amrit Manthan - and is now all set to kill the Rani (Jaya Bachchan) as well as Aditya (Abhishek Bachchan) himself.