Engrossing. It will take up your whole week. His journey as an undercover is remarkable, brave, and daring. It's chock-full of dangerous stories of living on the edge, comical situations, and it's short 8 page chapters will have you turning pages as fast as you're reading them. His skills as a writer are adequate, it's written like a cop trying to turn a police report into a novel, which hinders it at times, his attempts to be descriptive about his emotions and psyche is limited, however, he does a fair to good job of taking you inside his head. What he excels at is taking you there with him. His descriptions are incredibly detailed, and his conversations are in depth. You witness his transformation as if you're actually present.