As the BAU continues to negotiate with the serial-killing bank robbers, one of the team gets married Prentiss ponders her future.
A visit from Jessica's sister, Connie, and her affluent husband creates out-of-control family rivalry. Eddie is excited to see his cousin, who introduced him to hip-hop.
After the passing of a family friend, the Ottos all react differently to the allotment of the deceased's inheritance.
As the gang deals with Don's betrayal, Linc is captured and Don forces Gretchen to help him find a new buyer for Scylla.
As the doctors treat patients from the multi-vehicle accident, a love triangle begins to build between Mario, Angus and Heather.