Mr. McCullough has returned with his character Ravirn (aka the Raven) in a world where computer technology meets Greek mythology.  This makes for an interesting blend where Mr. McCullough shows he has a good understand of both and a good way of tell us his story.  Cybermancy opens about a year after the close of&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/WebMage/dp/0441014259/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">WebMage</a>&nbsp;with Ravirn playing cards with the different heads of Cerberus.  Interestingly, each head has it's own personality in addition to Cerberus's.  From there the action takes off with Ravirn entering Hades and attempting to leave.  Unfortunatly, while there he unleashes a virus that attacks the very essence of Necessity.