Levia's Research Journal
Levia's Research Journal is a journal found in the Legerdemain Lounge of Dalaran during the quest 
[45] The Folly of Levia Laurence.
Content[]
<Levia's notes detail the precise components and incantations necessary to make contact with a powerful demon. The final page seems to contain Levia's personal reflections before performing the ritual.>
In all of the Kirin Tor's research into succubi and other sayaad, they have come to one conclusion - they are not to be trusted. But after meeting Agatha. I am left to wonder, were they wrong?
She has already granted me such power as i had never touched as a mage of the Kirin Tor, and she cares for me more than any on their council ever did.
There is only one way i can know for sure. I must go to her.