Full list of all 24 Mirt: Tales of the Cold Land achievements. It takes around 0-1 hour to unlock all of the achievements in the base game on Windows.
The base game contains 20 achievements, and there is 1 DLC pack containing 4 achievements.
Lose Veronika
Get All the Endings
Open your Eyes
True Ending
Choose the Dark Side
Choose Oblivion
Sacrifice Yourself
Trust Taro
Save Veronika
Meet Paul
Don't Escape
Betray Taro
Choose the Present
Choose the Future
Read by Shadows
Save Grin
Stay in the Campus
Complete Chapter 1
Collect all the pages in Chapter 1
Visit the Moon Cafe
Break up a couple
Stay out of the way
Collect all the diary pages
Complete Chapter 2