Last night, Dexter set the stage for its upcoming fifth season finale with its most excited, pulse-pounding episode of the fall.

It left viewers wondering about the fate of Lumen, most recently seen in the hands of Jordan Chase. Will Dexter save her life? Will he expose himself to Deb in the process? What about the pesky issue of Liddy's dead body?

These are the questions teased in the following promo for "The Big One." Check it out now and ask yourself: Do you want Lumen to survive?

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.