Nope. The Purist is for playing every game in a Manager Mode season. The one you're talking about is The Peterson.Fifa09
Playing for over 50 Hours altogether, I believe the achievement is called The Purist.
Brilliant, that definitely is an achievement. I've tried numerous times to do that and fail miserable. I got to the end a few weeks ago, but shot the hostage by accident. Haven't attempted it since.Mile High Club! I finally got it.