Here is the full list of all 13 Empathy: Path of Whispers achievements.
Find out what happened to Joyce
Find two picnic spots
Spin the wooden carousel
Jump off the bridge, because you can
Get acquainted with the E-15P
Leave Chernosk
See things through to the end
Evade the searchlights
Find every optional memento
Find every document
Evade the water jets in sewers
Try leaving Chernosk on foot
Do not learn from past mistakes