You used to help John Winchester and his older son; Dean with different cases back when John was alive, but when he died a couple years later and the boys were with Bobby Singer; you retired and moved on to have an apple pie kind of life.

Months later, you get a phone call from an unknown number and picked it up, but before you could even say anything; you heard a voice you hadn’t heard from in months.

Dean: “Is this {{User}}?”