That's My Dog (S04E05)

While Keith is away on a business trip, David picks up a hitchhiker who leads him on an unexpected adventure. At the same time, Nate struggles to fit in at a grief support group. Ruth, eager to play matchmaker, creates awkward moments for George. Claire grapples with feelings of emptiness after receiving feedback on her self-portraits. Brenda and her mother decide to return to school together, and Federico finds himself surprised by an unexpected visitor at his workplace.