Mercury squares Pluto October 22, but this energy will be apparent the day before and after. This may make for a rough midweek, as this transit is obsessive, argumentative, overly intense and prone to finding out things you might wish you hadn't. This will be third and final pass of this transit, the others occurred on September 9, and 24.
Frequently when a retrograde Mercury occurs, Mercury will conjunct, square or oppose something, we will experience the same transit two or three times. If you remember situations or incidents that occurred on the above mentioned dates, this square may bring up the same or a similar issue. Pluto is the bully, and this transit can bring them out, or someone may try to convince you of something. A cool, calm and peaceful attitude will get you through the day better than the alternative. Or you could encounter other stressed out and argumentative people in your immediate environment.