On the beach in winter, there is still a dedicated lifeguard, an old man waiting for a shark, and a child who is eager to see dolphins. Everyone has some hope and knots on this beach. It was not until the three girls who were served came to the beach and changed these three people, and the three girls also changed their views on the beach, which was just for fun. It turned out that as long as they put some feelings into this place, this was not just a beach, but maybe their world. One of the girls, Gina, unfolds all