The sun is out, the waves are high and the crowds have descended on the world's most famous beach. A local Bondi surf photographer helps lifeguards save a Nepalese tourist, but the battle to keep him alive continues on the sand. During a search for a missing man, lifeguards spot a swimmer being held underwater by another man, who has panicked and is fighting for his life. It is operation jewellery rescue as the lifeguards search for a missing wedding ring.