Here is the full list of all 14 Discouraged Workers TEEN achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Unlock all the arts on Gallery Archive.
Reach the Accident.
Reach the Game Over.
Back home from Bridge of the life.
Reach the True Ending.
Unlock all the Concept Archive.
Unlock all the Characters Archive.
Just read.
Unlock all the music on Music Archive.
Walk towards death from Bridge of the life.
Find the Wallet on Ga-yeon and Yunwoo.
Find the Diary.
Reach the end of Circumstances.
Welcome to the edge of the world.