I didn’t understand the title at first and thought it had something to do with Bella. Once I looked it up though, it made a lot more sense concerning what they were willing to do to survive.

I sorta get the feeling that she-demon was trying to corrupt our bros here, not just help them.
Like how last weeks’ nasty was actually giving Sam a good few months of hardcore training, not just messing with him, this week’s cavalry, if you ask me, was trying to nudge the heroes to the dark side.