星空

徐嬌

Hsieh Hsin-Mei / May

林暉閔

Chou Yu-Chieh / Jay

劉若英

Xiao Mei's Mother

Harlem Yu

Xiao Mei's Father

Gwei Lun-mei

Adult Xiao Mei

蔡淑臻

Jay's Mother

曾江

Xiao Mei's Grandfather

Shih Chin-Hang

Teacher

李烈

Puzzle Shop Boss

Chen Yu-hsun

Driver

Huang Shih-Han

Wendy