Shazam #4 (Of 4) Cover A Clayton Henry

Once inside the Rock of Eternity, Shazam comes face to face with an old acquaintance who is also a complete stranger. Confused? So is Billy! The questions keep piling up as the stakes mount, leaving him with an impossible life-and-death decision on which the futures of his best friend, the Teen Titans Academy, and the entirety of existence now hinges!