Full list of all 30 The Dark Pictures Anthology: Little Hope achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Finished Movie Night
Chose all of the Heart decisions
Andrew was saved from himself
Everyone died at the ruined house
No-one survived
Andrew has a good relationship with all characters
Headstrong was one of top two traits for Taylor
Completed the Solo Story
Everyone was saved
Saved Mary
Saved Andrew
Found all family secrets
Found all witchcraft secrets
Found all Pictures
Saved John
Understanding was one of top two traits for Angela
Saved Angela
Saved Daniel
Found all of the black framed Pictures
Defeated Taylor's demons
Saved Taylor
Found all of the white framed Pictures
Rational was one of top two traits for John
Amiable was one of top two traits for Daniel
Completed 5 combat events in succession
Maximized Daniel and Taylor's Relationship
Compassionate was one of top two traits for Andrew
Completed the prologue
Chose all of the Head decisions
Maximized Angela and John's Relationship