Elsewhere, Michael (when not being held hostage) continues to act out and cause problems for Carly. For starters, he wants to join the mob (not every mother's dream). Things get so bad that Carly actually considers sending him to live with the Quartermaines. So you KNOW she must be at her wit's end.
As for the investigation into the death of the mayor's mistress, Patrick and Robin have come up with a pretty solid case against the Mayor himself. Perhaps even solid enough to get him arrested. But look for a big reveal involving two Port Charlesians that will turn the whole case on its head. Oh, and Alexis is involved in a whopper of a bombshell too.
All this, PLUS: Kristina continues to make dangerous acquaintances, and Maxie puts the moves on Spinelli -- though it doesn't end quite the way she expects it to.