Here is the full list of all 26 Nemezis: Mysterious Journey III achievements.
Collect half of the photos.
Accomplish the 5th level.
Accomplish the 4th level.
Accomplish the 3rd level.
Accomplish the 3rd level without hints.
Accomplish the 2nd level.
Accomplish the 1st level.
Accomplish the 1st level without hints.
Solve the first puzzle.
Collect all photos.
Enter the Andromeda hotel.
Get Amia and Bogard together.
Read half of the texts on laptops.
Read all the texts on laptops.
Talk with all the characters.
Accomplish the 2nd level without hints.
Accomplish the 4th level without hints.
Accomplish the 5th level without hints.
Accomplish the 6th level.
Accomplish the 6th level without hints.
Accomplish the game on a regular difficulty level.
Accomplish the game on a difficult level.
Accomplish the game on both difficulty levels.
Bogard stays on Regilus.
Amia stays on Regilus.
Don’t let the Guide fulfil his plan.