Chapter xxvii: Biddy sends a letter to Pip saying Joe is coming to London and would like to visit. When they meet it is very awkward and Pip still treats him badly. Joke tells him Estella is in London.
“Life is made of many partings”
Chapter xxviii: Pip wants to take the first coach to London to see Joe and Estella. He is forced to share the coach with convicts. One of which is the man with the file. He does not recognise Pip. He talks about how Pips Concivct sent him the money. Pip gets off as soon as he can. Looking at a newspaper he sees pumblechook is taking credit for Pips rise.
“It was all said and done in half a minute” mysterious man
React!