Since I don't know the specific 'the new dress story', I can only speculate. There would likely be a protagonist who is associated with the new dress. This person could be a young woman, for instance. Then there could be supporting characters like a mother who might have an opinion on the dress, a love interest who notices the dress in a special way, and perhaps some friends who either compliment or criticize the dress. These characters together would create the story's plot and development around the new dress.
In 'the new dress story', there might be the main character who owns the new dress. There could also be characters like a shopkeeper who sold the dress, and other people in the character's social circle such as colleagues or neighbors. These characters would play roles in how the new dress is perceived and how it affects the main character's life. For example, a friend might give an honest opinion about the dress, or a neighbor might be jealous of it.
Chapter 350, "The Male Lead Actually Came Out to Clear Jiang Li's Name?!", is the clearest early answer because it turns Director Zhang Cheng's situation into a concrete plot event. The chapter turns that into something concrete by moving from The criticism on Weibo continued to ferment.
Chapter 71, "The Theme of the First Day—Breaking New Ground!", is the clearest early answer because it turns Wen Jiaojiao's situation into a concrete plot event.
Chapter 77, "Why are you sabotaging me again?", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. The chapter turns that into something concrete by moving from Wen Jiaojiao's reminder calmed Shu Yan down.
Chapter 43, "How can sitting in business class be this uncomfortable?", is the clearest early answer because it turns Weibo's situation into a concrete plot event.
Chapter 56, "Popular Host L God Actually Supports Jiang Li?!", is the clearest early answer because it turns Lu Xingchao's situation into a concrete plot event. The chapter gives readers a real answer by opening on Lei Shen originally had no idea about the trending topics on Weibo.
Chapter 346, "This person doesn't seem to like her very much", is the clearest early answer because it turns Zhang Cheng's situation into a concrete plot event. The chapter gives readers a real answer by opening on Yes," Jiang Li said, "I learned that this 'Night Walk' is an...
Chapter 226, "Live Fortune Telling!", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. A useful checkpoint is the way the scene starts with What was all that before then?
Chapter 412, "Successfully Landing on the Island", is the clearest early answer because it turns Feng Shui's situation into a concrete plot event. It opens with After everyone was fully dressed, several teams began to disembark...
Chapter 419, "Survival of the Fittest, Only the Strong Survive", is the clearest early answer because it turns Nina's situation into a concrete plot event. It opens with Soon, these two leaderboards were also synchronized to Weibo in real... and closes on Besides, Jiang Li's analysis is correct..