A young woman is plagued by crippling anxiety after her GPA drops. A young man struggling with depression is recovering from an overdose. A first-generation college student repeatedly contemplates suicide. These are the stories of some of the patients on the “One South” unit of Northwell’s Zucker Hillside Hospital in Queens, New York. They are not alone. One in 10 young adults in the United States are diagnosed with a serious mental illness. Utilizing rare access, ONE SOUTH: PORTRAIT OF A PSYCH UNIT demystifies the treatment process and offers a compassionate understanding of mental health issues young adults are facing today and how to help them. HBO Documentary Films presents ONE SOUTH: PORTRAIT OF A PSYCH UNIT, a Gidalya Pictures Production. Directed and produced by Alexandra Shiva and Lindsey Megrue. For HBO: executive producers, Nancy Abraham and Lisa Heller; coordinating producer, Anna Klein.