Here is the full list of all 7 The Lost Heir: The Fall of Daria achievements.
You have begun your journey into the wilderness to rescue a friend's mother.
You have begun your journey to the Academy to learn about a friend's dangerous power.
You have begun your journey into the north to avenge a friend's lost love.
You have begun your journey to Tornassa to help a friend construct an artifact of power.
You have begun your journey into the wilderness with a friend to slay a vampire.
You found at least 4 of the 8 artifacts in the game.
You have found love and they are still alive.