Last Thursday evening, long after practice was over and the day’s final meeting complete, Indianapolis Colts assistant quarterbacks coach Marcus Brady began breaking down the Oakland Raiders’ various defensive fronts and blitzes.



It mattered not that the Colts still had a game last Sunday against the Buffalo Bills, for which they were still preparing. There are only so many hours in a week, so there’s no time for procrastination even when this Sunday’s upcoming game against the Raiders was still 10 days away. This is especially true when there is something this important at stake:



The protection of quarterback Andrew Luck.



This is the story of how the Colts have transformed their offense from one of the league’s least-reliable pass-protection units to one of the NFL’s best in one offseason. It all traces back to that film study the previous week by Brady, whose job it is to get the ball rolling on what head coach Frank...