Here is the full list of all 19 The Choice of Life: Middle Ages achievements.
Get rid of the Demon forever
Reborn 30 times
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Help the Prince to imprison the Demon
Read the first and second volumes of the book "The Victory of Good"
Defeat the mercenary
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Check the friendship of two friends
Reborn 10 times
Prevent a fire in the scriptorium
Enter the city through the main gate
Defeat the Bandit Leader
Destroy the kingdom
Complete the trial of the treasury keeper
Cheer the King
Enter the city through sewers
Complete the blacksmith's challenge
Get the title for the first time
Make a deal with the spirit