"Summer Heartbeat" What episode is Lin Naiyi's broken ballet dream?

Episode 9. According to the plot of the TV series "Summer Heartbeat", in the ninth episode, Dorothy retaliated against Lin Naiyi, and Lin Naiyi's ballet dream was shattered. The Story of Summer Heartbeat tells the story of a group of boys and girls who are ups and downs, crying and laughing, and inspiring positive energy in the campus diving team.