Highmarsh Side Quests

Mother's Powder Container:

This quest starts with a nobleman who is standing just outside of the large house in the Northern part of town:

Go North to this location:

Enter the cave:

At the end of the cave you will find the Thieving Harpy, so kill it:

When it dies it will drop Mum's Powder Container:

Bring it back to John for your reward: