Fresh from the pages of Fantastic Four, Susan Storm Richards stars in her own limited series - for the very first time! Secrets about her past are revealed that will shake readers' perceptions of the Invisible Woman forevermore! Years ago, Sue undertook an espionage mission for S.H.I.E.L.D. - and now it's up to her to save her former partner from death at the hands of international terrorists! The Invisible Woman must form an unlikely - and uneasy - alliance with another heroine who knows a thing or two about staying hidden the Black Widow! Together they must comb the alleys and palaces of Madripoor - but what they discover will shake the Invisible Woman to the core and turn her mission upside-down!