Meera Syal returns to the National in a tumultuous play on an epic scale by David Hare, directed by Rufus Norris (Broken, London Road). India is surging with global ambition. But beyond the luxury Mumbai hotels lies a makeshift slum, full of people with plans of their own. But their schemes are fragile, and a slum-dweller is about to make an accusation that will shatter the neighbourhood.