Shen Dai is Jiang Nanxi's high school classmate and friend. She is loud, expressive, and not afraid to tease Jiang Nanxi. She has been copying Jiang Nanxi's homework since elementary school, which gives her 'black material' or leverage over Jiang Nanxi. Shen Dai celebrated Jiang Nanxi's debut at a KTV, where she got drunk and discovered Jiang Nanxi's secret collection of Xia Zhiyan photos. She is described as having a crazy, uninhibited personality, and she is not afraid to speak her mind. Despite her teasing nature, she cares about Jiang Nanxi and helped her by joining the class QQ group. She lives separately from Jiang Nanxi and told her parents she would be staying out to celebrate the debut.
