Supergirl #38 (Origins) (2005)

Written by Sterling Gates Cover by Joshua Middleton Art by Jamal Igle & Keith Champagne 'Who is Superwoman?' part 2! The mystery of the year continues! Supergirl uncovers a vital clue to Superwoman's identity, but the Woman of Steel is more than willing to fight to protect her secrets! Plus, just what is Reactron up to - and what does a certain Metropolis police inspector have to do with it?