Avengers Assemble (2012) #12

The sins of Black Widow's past have resurfaced and threaten the safety of not only the Avengers, but also the entire world!! Widow, Spider-Woman and Hawkeye must travel to Siberia to search for a missing girl with ties to an old Soviet assassination. But the truth behind this girl's disappearance may be more than the Avengers are prepared to handle! Acclaimed writer Kelly Sue DeConnick teams with Pete Woods for an all new Avengers Assemble epic!