Ed's penpal sends him memorabilia from his home country. Rolf sees this memorabilia, and it reminds him of some trauma he experienced as a child. Rolf hurts the Eds in response, and they are confused as to what is wrong with Rolf.
Leo asks Josh about his day with Stanley, a psychotherapist. He uses a metaphor to describe Josh's PTSD situation and states that he'd like to help him. After Josh leaves the office, the carolers trigger Josh's PTSD.