One day, old classmates who had not seen each other for a long time made an appointment to get together. The party was held at the home of teacher Wen Bo (played by Tian Yu) and his wife Dai Dai (played by Dai Lele). The little man Wu Xiaojiang (played by Qiao Shan) and his wife Li Nan (played by Huo Siyan), the strong woman Han Xiao (played by Ma Li), the unknown screenwriter Jia Di (played by Tong Dawei) and his newly made rich girlfriend Jiao Jiao (played by Xi Mengyao) arrived one after another. Dai Dai, a psychologist, said something that made Li Nan suspicious of her husband Wu Xiaojiang's sneaky behavior when he was looking at his mobile phone. Later, at the suggestion of everyone, they decided to play a game: everyone put their mobile phones in the middle of the dining table, and during the period, no matter which mobile phone received WeChat, text messages or calls, they must read or answer them in public. Under the glamorous and beautiful appearance, everyone has secrets that they don't want others to know. But just because of a mobile phone, their true faces were exposed to the world...