In Haikou, Hainan, the residents of the old streets still live a leisurely life. Old Lin, who runs a coffee shop, met a friend of his son whom he had not met for a long time. The courier Xi Zhan discovered that his landlord, Lao Wan, was speechlessSecret: Retired cadre Lao Han, who came to Hainan for retirement, took his son to search for his pet octopus. Photographer Lao Peng, who had taken photos for his entire life, took a few photos of his old friend... in the peaceful timeIn the middle, some things happened unusually, intertwined and shining with the brilliance of human nature, converging in this beautiful city, becoming a beam of good heart light.