Here is the full list of all 15 Zofia achievements.
Beat the prologue.
Complete the fallen city
Complete the Frozen Fort
Complete the abyss
Complete the Labyrinthian Caves
Complete the Atlas Manor
Complete the Gilded City
Kill an immortal.
Beat the Warlord's obstacle course.
Find an ancient weapon.
Solve an ancient puzzle.
Prove Kirik wrong by showing him unmistakable evidence.
Stop the blight
Launch a splitscreen game
Complete the Cliffside map