Travel to Odd Child (requires at least Level 10). Use the map button to open exact NPC coordinates on the 2D/3D World Map.
STEP 2 · ZONE & OBJECTIVE ROUTE
Quest zone: Westfall. Prerequisite: complete "My First Alchemy Set" first.
STEP 3 · TURN-IN & REWARDS
Return to In der Quelle nicht angegeben to turn in the quest and choose from 2 item rewards.