This issue is a variant of Incorruptible (Boom! Studios, 2009 series) #4 [Cover A]. There exist further variants.
The inside front cover has a recap of the story so far, credits, and indicia under a mock-up wanted poster listing Max Damage's vital statistics and a head shot of the character from Spokes' variant cover to #1.
Story is untitled beyond series title. First line of dialogue: "Imagine being at ground zero in Hiroshima."