Also, obligatory reading material:

https://docs.google.com/View?id=dgvmkf89_228fxgghgg3

Spoilers abound, and it's best to wait until after seeing all there is before cracking it open, but believe me, it's worth it.

Just don't plan on doing anything that requires a chipper attitude for a while. A decent chunk of it involves explaining why the entire world went to shit. Most of the rest is spent crushing your soul.