Characters played by Jiao Xu
Hsieh Hsin-mei
May
Characters played by Hui-Min Lin
Chou Yu-chieh
Jay
Characters played by Rene Liu
Xiao Mei's mother
Characters played by Harlem Yu
Xiao Mei's father
Characters played by Kenneth Tsang
Xiao Mei's grandfather
Characters played by Janel Tsai
Jay's mother
Characters played by Gwei Lun-Mei
Xiao Mei (adult)
Characters played by Chin-Hang Shih
Teacher
Characters played by Lieh Lee
Puzzle shop boss
Characters played by Yu-Hsun Chen
Driver
Characters played by Shih-han Huang
Wendy
Characters played by Laura Chiu
Gossip girl