Achietties is the guard and chancellor of the Heroes' Guild, between Burthorpe and Taverley, standing outside the guild's front door. She is the starting and finishing point of the Heroes' Quest. After the quest is complete, she allows players to enter the guild. She wears Steel armour and a grey headband.
Currently, Achietties has no other uses besides talking and giving the player information about the Heroes' Quest, including the requirements.