Speak with
Ridley
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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
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Second Clue: Richard, near Ashmor castle portal
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Third Clue: Anne in the Ashmor city below depot
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Fourth Clue: George, near Ashmor castle portal
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After speaking with all 4 NPC quest is finished.