The evening was already upon Calcutta, light sucked from the sky at an alarming rate. The first bats left their trees and flitted about in a purposeless way. Moths blundered into candles. In the fading wastes above the town the Pole Star hung, gripped invisibly by God's fingers, incandescent with strange light. A full moon appeared beside it. In the house there was bustle and a heightened sense of expectation not normally to be found.