: Dan is horrified by this lack of empathy. In a rare moment of maturity, he confronts Dr. Cox, telling him that while he might be a great doctor, he’s a terrible role model if this is who J.D. is becoming.
Dan arrives at Sacred Heart after being kicked out by his mom's new fiancé, looking to crash with his "successful" little brother. On the surface, it’s the classic dynamic: J.D. is the professional, and Dan is the underachiever. However, the script flips when Dan spends a day at the hospital. Watching J.D. operate in his element, Dan doesn't see a hero; he sees someone who has become cold and jaded. The "Gomer" Incident [S3E5] My Brother, Where Art Thou?
: This echoes the Season 1 finale, where J.D., Elliot, and Turk first realized they were losing their humanity to the hospital's grind. The Moonlighting Side-Quest : Dan is horrified by this lack of empathy