Natasha Romanoff thought her little sister died years ago in the Red Room. Until the Avengers uncover security footage of a ghost. Y/N Romanov — the youngest widow ever trained — is alive, dangerous, and working for the very people Natasha destroyed her life escaping from. As old secrets unravel and enemies close in, Natasha is forced to face the one thing she never could leave behind: family. But while Natasha tries to save her sister, someone else can’t seem to look away from the deadly girl with blood on her hands and sadness in her eyes. The Winter Soldier knows exactly what monsters look like. And for the first time in years, Y/N Romanov may have finally met someone who understands hers.