two o'clock
When , at length , everything was in order , he lay down on the sofa to wait for it to grow quite dark . But almost at once , as if his back had been eased of a load , he fell asleep . When he opened his eyes again , the lamp had burned low , and filled the room with a poisonous vapour . It was two o'clock . This was the time to go . But a boisterous wind had risen , and was blustering round the house . He said to himself that he would wait still a little longer , to see if it did not subside .