Everyone has their own secrets; Do you dare to reveal them? Ah Wu, a working class man, lives a busy and indifferent life. After being criticized by the chairman of the residential estate committee, Ah Wu uses a drone to spy on the chairman's life and discovers the secrets of each household in the neighborhood. From the energetic fitness coach, to the promiscuous dance instructor, to the charming kindergarten teacher, to the loving professor couple, to the quiet Indonesian maid, to the watchful chairman of the committee, each has their own story. As Ah Wu tries to peep into the lives of his neighbors, he witnesses his wife, Ah Ling, appearing in a neighbor's house, causing chaos in their once peaceful life. As Ah Wu learns more about his neighbors, he realizes he knows less about his own wife. In the bustling city life, each household has its own hidden stories, creating a sense of isolation amidst the sea of lights.