The police had his new client in an interrogation room, handcuffed to a chair. The guy looked up as Sam came in: white, late twenties, clear-eyed, which made Sam’s eyebrows go up; not the typical murder suspect the Baltimore police usually pulled in. “Dean Winchester?” Sam said. “I’m Sam Moore. I’m your lawyer.”
Source: Taking The Fifth, by astolat – Supernatural [Archive of Our Own] | https://archiveofourown.org/
Spoiler: They’re still brothers.