Below is a walkthrough for the Midgardian Studies 3 subquest in Valkyrie Elysium.
Obtained: Interact with the white orb in the library at Valhalla after completing Chapter 8
Objective: Purify the Soul Trees
Follow the path, fighting the enemies along the way, until you reach the final area. Purify the Soul Tree to complete the quest!
Rewards:
- Nibelung Valesti II
- Physical Attack Boost III