Many of these coords are just for location reference; the realms are all custom
and the maps are unwarpable so you'll have to explore.
Bring the designated class that you intend to do by this quest.
Talk to the Mysterious Griever.
Talk to Heith and bring her the following items:
9 Dew of Yggdrasil 
9 Prophetess Ward 
9 Ymir's Heart 
9 Mighty Strength 
9 Elixir of Alfheim 
9 Cloud Essence 
9 Spiritual Whispers 
9 Realm Dusk Glow 
9 Damp Darkness 
9 Chills of Death 
Once you give her everything, you'll receive the Unity of the Nine Realms Items.
Make sure to keep this in your inventory through the duration of the quest!
To enter Asgard, find where the mists of Yggdrasil make a rainbow.
Talk to Heimdallr, the guardian of the Bifrost Bridge.
Travel up Bifrost until you reach the entrance to Asgard.
Talk to the A'esir God.
Talk to the A'esir Goddess.
Touch the Jewel of the Heavens to enter the palace.
Talk to Odin.
Talk to Frigg.
Talk to the Stranger who will join you on your journey to Hel.
Keep walking down the dark path until you reach the portal at the end.
Continue over the bridge until you reach the Gate to Hel.
Talk to Modgud and bring her:
1 Breath of Spirit 
666 Cursed Seal 
This will begin the
Gates of Hel Raid
It's definitely challenging, so you will want to have a full party with you.
Only the party leader should give Modgud the items.
Once you've finished the raid, the party leader has to talk to Modgud
at the end of the raid map to advance to Hel.
Inspect the destroyed remains of a cross.
Talk to the Cursed Soul.
Talk to Hel.
Talk to the Spirit of Baldr.
he will give you Draupnir , He will ask you to give it to Odin.
Once you've left Hel's palace, talk to Loki on the bridge.
Select You speak only lies, I am Odin's Servant [ BLESSED RING QUEST ]
Select Even the gods must atone for their sins [ CURSED RING QUEST ]
CURSED AND BLESSED RING EFFECTS
REVISED BY [GM] JOYBOY