A young girl whose soul accidentally slipped out of her body. She is Xia Linyin's childhood friend. Zhang Duoduo is an internet-addicted girl who stays up all night playing games and binge-watching anime. She is also a makeup cosplayer who enthusiastically attends nearby conventions. Her gaming ID is 'A Wave in Summer'. She was staying at an e-sports themed hotel when her soul left her body. She has a fiery personality, is talkative, and quickly becomes sworn sisters with Yu Dongxi after they bond over complaining about men.
