update

diary.md

@@ -37,4 +37,13 @@ will someday leave their parents.
 Your father was after the Mother's crystallized
 spirit, the Secret Treasure of Life.
 I hope that you can obtain it in your father's
-place.
+place.
+
+Why, that's a Cog of the Soul.
+It's pretty much a key that's used to perform
+the forbidden art of bringing clay to life.
+
+I think you stick it somewhere to get a
+machine to move, but that's the kind of thing
+that you'd expect to be forbidden so...
+Maybe you shouldn't use it?