When the University reassigns Sheldon’s (unused) parking spot to Howard, the ensuing turf battle affects the whole gang.
Susan invites Dr. Ron to meet Karl after he finds out about their arranged marriage; Gaby and Carlos try to find a baby to adopt; in order to combat Andrew's extortion attempt, Bree joins AA.
Dr. Halstead's career is in jeopardy when he revives a terminally ill patient, despite a do not resuscitate order; a patient inspires Dr. Choi to seek advice from Dr. Charles; everyone is shocked by a revelation about a member of the staff.
When two guards at a maximum security prison are murdered, the BAU team thinks one or more people within the prison walls may be responsible.
Severed body parts found in a trash bin lead the detectives to more than 200 women whom the victim may have exposed to HIV.