After the events of "Run for Young," the location of the story switches to the old streets of Haikou and its unique architecture. The teenagers jump and cheer to the tune of youth that rever... Read allAfter the events of "Run for Young," the location of the story switches to the old streets of Haikou and its unique architecture. The teenagers jump and cheer to the tune of youth that reverberates across day and night.After the events of "Run for Young," the location of the story switches to the old streets of Haikou and its unique architecture. The teenagers jump and cheer to the tune of youth that reverberates across day and night.