Michaelwas doing it more and more often, marathon sessions that saw him online and poring through code for hours, sometimes days, on end. As he looked for that one weakness; worked towards that one moment when he made his 'live' attempt.

Each time he did it, the rush was the same – that rush and elation as the adrenaline surged through him. And now, he'd found a new mark, an organization with security like he'd never seen. It was beautiful, impregnable.

How could he resist?

A/N: Can be considered a continuation of my drabble 'Closed Systems'. Originally posted at WHR(underscore)Drabbles on LJ.