Speak with
Ridley
You will open 4 more Quests:
First Clue
Second Clue
Third Clue
Fourth Clue
You will need to find 4 NPC, here are they
First Clue: Julian in the Ashmor city near Potions shop
Second Clue: Richard, near Ashmor castle portal
Third Clue: Anne in the Ashmor city below depot
Fourth Clue: George, near Ashmor castle portal
After speaking with all 4 NPC quest is finished.