Go through the Atrium Gate and talk to Skuld.

Show Quest Info

Introduction

The Atrium Gate is open! Pass through and fulfill your destiny!

NPC Dialog

I have opened the Atrium Gate. The Atrium is a
beautiful place that time has forgotten... and those
that would control the fates, do so from inside. Go
on. Soon, you will know everything.

Quest Completion

Welcome, Hero! It's been a long time since I sensed
you in the Zodiac Temple. I was afraid things
wouldn't work out, but here you are... just as I'd
hoped...