He would say no more, but that night, while we were at the theatre, he disappeared from my side without a word. 1 did not even see him leave, and for several days I neither saw him nor heard from him. Then, at dinner time on the night when we had hoped to catch Jack the Ripper at his work, he suddenly appeared again in Baker Street.'Holmes!' I cried. 'Where have you been?' 'Don't worry, old fellow.' He sat down by the fire. 'I have been keeping Moriarty busy and playing games with him. He has chased me all over the country, but, as you see, I am still alive. I shall tell you my adventures some other time. Lestrade will be here in a minute to discuss tonight's plan.' When Lestrade arrived, he did not seem at all pleased to see us. 'So, another of your clever little plans, Mr Holmes,' he said coldly. 'Do you really think we shall see the killer tonight?' 'He will be at work tonight,' Holmes replied. 'The only question is, shall we be ready for him? I suppose you have done everything that I ordered you to do?