Arrest in Transit. At Firehouse 51 some relationships are tested, while others are strengthened .
Guthrie becomes the hospital's new chaplain and considers undergoing a risky surgery to treat his Parkinson's. Meanwhile, the doctors treat patients involved in an apartment fire.
A young peace activist escapes his repressive life in Phoenix and heads to San Francisco, hoping to find refuge and community, but finds that the struggle for survival is just as difficult as it was back home.
Ostracized after coming out -- or being outed -- Cleve Jones, Ken Jones, Roma Guy and Diane leave everything they know to seek safe harbor in San Francisco, where they join the burgeoning LGBTQ movement.