This is an odd little game, and the lowest-ranking game of IFComp 2015. In its own sphere, it's great and wonderful, but it's just not what most people are looking for.
What it is is epic, obscure and symbolic poetry about trees planted over ancestor's graves coming to life to take revenge on their descendants for blasphemy. There is an intentional emotional distance between the listener and the author.
The battle system is similarly opaque. You can attack. You can pray. What do these do? Is not knowing an essential part of the experience?
It starts with Choice of Games-style choices establishing stats before diving in.
Interesting game. To get it to run in modern python 3, open all the python files and change raw_input to input.