In this cover image released by Vertigo, "The Sandman Overture," the first issue of a six-issue limited series and illustrated by artist J.H. Williams III, is shown. The issue is to be made available on Wednesday, Oct. 30, 2013. (AP Photo/Vertigo)Some questions remain unanswered for what could appear lifetimes. In "The Sandman Overture" writer Neil Gaiman hopes to reply to as a minimum one that has puzzled lovers for more than 20 years: How might Sandman were captured so easily to begin with?