Here is the full list of all 15 UnHolY ToRturEr achievements.
She has lost her virginity.
Meeting Emile
End A Unlocked
End F Unlocked
Tutorial is over.
End B Unlocked
End C Unlocked
End D Unlocked
End E Unlocked
Boobs and nipples score reaches 999 points.
Anal score reaches 999 points.
Clitoris and vagina score reaches 999 points.
Unholy Torturer Unlocked.
Salacious score reaches 999 points.
Masochism score reaches 999 points.