Indecisive

The sequel to undercover.
After a few more uneventful cases and one very eventful one, Reid ends up back in the Behavioral Analysis Unit with Charlie at his side, and someone new on his other. Someone Reid seems to think of as far more than just a friend.
Also, a trust is growing between him and the team, which is offering the question
Which group will he stay with?
And as that question grows, a two past demon are teaming up and reappearing with the intent to destroy everyone that Reid loves or cares about.