Watch Pulse AU Online at Couchtuner. It follows the story of Frankie, a high-flying financial analyst who had it all before a failing kidney landed her at death’s door until a transplant offered her a second chance. Inspired by the man who saved her life, Frankie alters course to become a doctor herself, working and learning in the high stakes, high pressure world of the cardio-thoracic and renal wards of a major teaching hospital.