Things are going well for Senatorial candidate Grady Potts, until Natasha and Daniel are caught committing a horrible crime. Now, with all of his friends in prison, fingers begin pointing to Grady... and he no longer has anyone to turn to.

Surprise, surprise: the Bunker's empty when the feds get to it. Making Heidi out to be a liar. But Natasha—future Natasha—is facing worse problems. Her immunity may have saved her from the virus, but there are other, more dangerous threats out to get her.

What's the deal with Heidi? Between her visits to Billy and spilling her deepest secret Natasha, there is something else. Where it has been in the last three months? And who was she with?