Missed Chapter 24? Free Supernatural Fanfiction – Chapter Summary: Research deepens: demons and angels ranked, Lucifer’s all explained, Dean trains to sense and block energies. Rating: PG-13Contains:  Supernatural themes, demon lore, and mild language CHAPTER TWENTY-FIVE:  Dean’s Practice Spring 2011 IT SEEMED THAT WHENEVER WE GOT A LITTLE AHEAD ON THINGS, something else threw us…