Sujoy Ghosh, who had vowed to have his close associate Amitabh Bachchan in all his forthcoming films in any capacity, after he directed the veteran super star in <em>Aladin</em> is mulling with the idea of working with the megastar in <em>Kahaani </em>2, the sequel to his successful 2012 thriller <em>Kahaani</em>. The director, who has achieved a lot of fame with <em>Kahaani</em>, was speaking to this writer on the sidelines of a recent award function in which he annexed the best story writer award with Advaita Kala for <em>Kahaani</em>.