Here is the full list of all 14 Fragments achievements.
Put clothes on. Good job!
Complete the 'Denial' chapter.
Complete the 'Repression' chapter.
Complete the 'Projection' chapter.
Confess to the murder at the very end.
Complete the 'Displacement' chapter.
Find a page from Evan's Diary.
Successfully charm the detectives.
Successfully push back on the detectives.
Smash the laptop.
Tear a hole in the painting.
Rip the Christmas card.
Complete the game.
Cut short the conversation with Sophia at the restaurant.