The movie "Big Brother Is Not Small" is an inspirational comedy film produced by Shanghai Fusheng Ruomeng Culture Communication Co., Ltd., directed by Yang Zhendong, and starring Tang Hao, Zhu Hanyan, Yang Zhendong, Li Ye, and Liu Jianwen. The film is 90 minutes long. The film tells the story of the struggle of four young people, Gadfly, Lu Hu, Zhang Sibei, and Xiao Wu in Shanghai. The film focuses on the four major themes of ideals, family, friendship, and love, showing the young generation of thirty years old, vowing to use youth for tomorrow, and the social reality currently faced by the post-80s. Crazy, passionate, ignorant, funny, and realistic, life gives everyone only one chance to be young, and the disdain in the eyes of others is exactly the growth they are experiencing. The film tells the story of the struggle of four young people, Gadfly, Lu Hu, Zhang Sibei, and Xiao Wu in Shanghai. The film focuses on the four major themes of ideals, family, friendship, and love, showing the story of the young generation of thirty years old, struggling for life. The young Gadfly left his home and embarked on the road to make money suggested by his friend Xiaohong. He found out that he was deceived and made a friend in need named "Hu Zi". After discussing with each other, the two decided to set out for the big city of Shanghai to seek a chance of survival...