Synopsis

A fall within a secluded cave on the Gower Peninsula prompts a search and rescue call to the Mumbles team. Meanwhile, in Portreath, lifeguards struggle to save a teenager who persists in surfing despite the danger signaled by red flags. And on the Isle of Wight, the Yarmouth crew are tasked with finding a man in the water amidst a sea of over a thousand vessels participating in the Round the Island Race.