"The Erebos Mystery" is a quest in Inazuma that will allow you to unlock three secret islands and, consequently, activate the remaining three teleporters on the map!

In this guide, we will explain how to complete the quest "The Erebos Mystery" in Genshin Impact 2.4, as well as how to unlock three new islands and solve all the Fire trials. Let's get started!

Completing the World Quest "The Erebos Mystery"

Where to Start the Quest "The Erebos Mystery" in Genshin Impact?

This quest will be marked on the map with an exclamation point if you have already fully explored the map and visited the Snake's Head. You can see the exact location in the image below.

After talking to the spirit, new islands will be unlocked, which need to be activated.

How to Unlock the First Island in Inazuma: The Kunadono Trial

To activate the first island, head to the marked location on the map. There you will find a small water basin that you need to jump into.

Once you jump down, you will see water clusters forming a sphere. Jump inside the sphere, and it will lift you up.

Ignite all the Tall Gate Fires

After teleporting, head to the location marked below and activate the day and night switch mechanism. Then, you need to light all the torches nearby to summon monsters.

Defeat the monsters, climb each elevation, and release the fire. Done!

How to Unlock the Second Island in Inazuma: The Yatimatahiko Trial

Head to the basin marked on the map below.

Ignite all the Tall Gate Fires: Solving the Fire Puzzle

1. Follow the marker until it leads you to a small building. Climb the stairs and find the marked mechanism that needs to be activated first.
   
   

   
   

2. A beam will appear right in front of the wall - take it. Immediately after that, return to the day and night switch, located to the left of the beam, and activate it.

   

3. Jump down and find another mechanism. The beam will be shining to the right of your location.

   

   

4. Go back up the stairs and change the time of day again. Jump down and activate the appearing phantom mechanism - a beam will appear nearby.

   

5. Go back and trigger the time switch again. This time, climb up following the marker. Find the highest point and jump directly towards the yellow glow to reach the beam.

   

How to Unlock the Third Island in Inazuma: The Yatimatahiko Trial

Head to the basin marked on the map, and once again, ascend using the water sphere.

Go straight and use the elemental teleporter to reach the top of the desired location.

Ignite all the Tall Gate Fires: Locations

First Fire:

Second Fire:

Third Fire:

Fourth Fire: