有五個姊姊的我就註定要單身了啊！

蔡凡熙

— Li Kuang-Lung

Jeannie Hsieh

— Li Huang-Ling

劉奕兒

— Li Ya-Ling

Moxi Zhang

— Li Hsuan-Ling

高雋雅

— Li Chin-Ling

Zhang Yao

— Li Hsiang-Ling

項婕如

— Hsu Hsin-Meng

朱軒洋

— Wang Yun-Yi

張立昂

— Mysterious Student

陳珮騏

— Dongshi High School Teacher

禾浩辰

— Bad Student A

梁洳瑄

— Student

Deng Yukai

— Student