Yu-Hsuan lost her boyfriend Chuan-Sheng in plane accident. She then discovered Chuan-Sheng and a girl look alike Yu-Hsuan both appeared in a photo taken in 1998. Accidentally, she had backed to 1998 and met a boy looked alike Chuan-Sheng.
Huang Yu-hsuan / Chen Yun-ru
Li Zi-wei / Wang Quan-sheng
Mo Jun-jie
Hsieh Tsung-Ju / Hsieh Chih-Chi
Wu Ying-chan
Wu Wen-lei
Chen Si-yuan
Yang Bi-yun
Tzu-Wei's Homeroom Teacher
Kun-Pu
Tsai Wen-Jou
Chen Tsai-Yu
A-Tuo
Na
Hsiao Tai
Tu Chih-min
Miss Sunny
Lin-Yueh
Vicky
Tu Chih-min's Ex-girlfriend
Yan Li-cheng