This page is missing dialogue at one point or another: Other than that, the page should be totally complete, but at some point we need to add the dialogue. If you know any of it, chip in, every bit helps.
Drag select right then down from → to see spoiler.
→ Enter the room on the far left of the rear wall. Click on the book with a green dofus on the cover.
This will cause you to be attacked by 4 Altdemons, one of each kind that resides in the area, you can bring alts and sidekicks to the fight, and everyone with the quest can update the step with one fight.