Yo-Yo is set to return for the first time since this pod began, but Adrian Pasdar is also scheduled to return as Glenn Talbot.
With the series jumping back into the real world, it may do so without some key players.
While defeating her in the Framework may allow them to escape, it could be too late if she is successful in finishing Project Looking Glass.
The writer-producers have the difficult task of getting the series and its characters ready for the season finale, and exiting the Framework while also encountering a new villain should do the trick.