Mo has an unexpected guest. Blair and Tiff go looking for a new home.

Mo tries to extricate Keith from a difficult situation.

After the fallout from Black Monday, Dawn and Blair pursue a new deal from different directions while Mo runs from his past.

Everything comes crashing down.

Wide-eyed Blair is thrust into the insane world of ’80s Wall Street. Mo enacts his master plan to take over the Georgina Jeans Company.