How will S.H.I.E.L.D. maintain the status quo in a world full of gammapowered rage monsters, hammer-wielding gods and men in iron suits? What exactly is the Avengers Initiative? If you thought you knew everything there was to know about Director Nick Fury and the elusive agents of S.H.I.E.L.D. - think again! Collecting Marvel's The Avengers Prelude: Fury's Big Week 1-4.