'The Blacklist' fans have been hanging on for every twist and turn that Jon Bokenkamp takes us on, but next Monday, Lizzie's secret will be revealed.

Which secret? That she is Red's daughter? That Red is the one that pulled her out of the fire? What happened to Tom?

Fans are dying to know what is behind that door.

What do you think it is? 

NBC's The Blacklist airs Mondays at 10 p.m. EST.