tree of wisdom. Where is that mentioned? I dropped it back at ch. 300 and wanted to pick it up again later to binge read. So I picked it back up recently but I can't remember the tree of wisdom chapters. What does it do?
It contains knowledge about the advancement to level 3, when used in conjunction with the other item found in the secret realm, It improves the success rate of advancement to stage 3
He buys it from Crazy Dave for 10,000 dollars after finishing Adventure Mode. It gives advice and some cheat codes to use against the zombi- oh wait, you're talking about a novel, not a game. My bad.