Here is the full list of all 16 The House in Fata Morgana achievements.
Complete the game.
Reach all the endings.
Complete Chapter VIII.
Complete Chapter VII.
Complete Chapter VI.
Complete Chapter V.
Take the first step toward uncovering the truth.
Complete Chapter IV.
Call for the Maid 10 times.
Complete Chapter III.
Examine the mirror.
Complete Chapter II.
Complete Chapter I.
Take a peek behind the scenes.
Complete the game twice.
Reach all the dead ends.