The sourcebook "The Spellbound" tells three stories of interaction with warlocks (each in two parts from in-game perspectives):
Prologue: The obligatory short story in most WW books.
Introduction: How to use the book.
Chapter 1 "A Terrible Thing To Waste": Reveals how similar hunters and mages can be.
Chapter 2 "Playing with Fire": Delves into the bizarre worlds of mages.
Chapter 3 "Serpent int the Fold": Explores the magic through science.
Chapter 4 "Through the Looking Glass": "A Terrible Thing To Waste" part two from mage perspective.
Chapter 5 "Cult of Personality": "Playing with Fire" part two from mage perspective.
Chapter 6 "Cogs in the Machine": "Serpent int the Fold" part two from mage perspective.
Chapter 7: Storyteller only chapter. It explains in detail how to portray mages.