From the introduction page:
Magic and Mayhem
Get ready to experience one of the most challenging and exciting adventures ever designed for GURPS. The adventure unfolds to reveal dangerous villains, intricate plots, and magical conundrums – all with high action and a suspenseful climax:
Fighters of the Purple Rage: A hard-hitting bounty hunt that pits the characters against battle-hardened escaped gladiators. It's a dangerous chase through the Megalos underground . . . who will survive?
Also includes Full stats and descriptions of several new creatures, further adventure seeds for each scenario, and much, much more . . .
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User summary: First of four adventures from GURPS Fantasy Adventures, sold separately as PDFs. See also GURPS Fantasy Adventures: Lost Inheritance, GURPS Fantasy Adventures: Sahudese Fire Drill, and GURPS Fantasy Adventures: Mordag's Little Finger.