Here is the full list of all 29 The Story Goes On achievements.
...even though you've died 20 times...
Obtain the Final Page
Hack and slash 1000 enemies!
Obtain the Dark Forest Page
Find 75% of items!
Obtain the Desert Page
$ Dolla Dolla Bill $
Don't kill the Witch Boss when she turns into a snake
Obtain the Spooky Page
have you ever wen't fest?
Unlock Sprout
Find 50% of items!
Obtain the Forest Page
Obtain the Snow Page
Find 25% of items!
Unlock Gambit
Unlock Foster
Unlock your first boss room!
Start a run!
Obtain a sword upgrade in a hidden cave
The controls aren't that hard...
Barely make it...
I've accepted my savior
I'll tell YOU when I've had enough!
Whip 10 ghosts as Foster
Beat an entire floor as Gambit using only his special ability
Cleared either the Dark Forest or the Void without taking damage
Spin the wildcard 40 times
Find all items!