Girlfriend Boyfriend

Mabel, Liam and Aaron have been friends since childhood. Their bonds of friendship are tested when, years later, they realize their friendship is the only reason they have made it through emotional hardships and extreme tragedies.

• 
  Yang Ya-che

• 
  Joseph Chang
  Liam
• 
  Joseph Chang Hsiao-Chuan
  Liam
• 
  Gwei Lun-Mei
  Mabel
• 
  Rhydian Vaughan
  Aaron
• 
  Bryan Shu-Hao Chang
  Ron
• 
  Bryan Chang
  Ron
• 
  Serena Fang
  Hsiao-bao
• 
  Ding Ning
  Hanako
• 
  Hung-Ying Shang-Kuan
  Liam's Father
• 
  Lin Nai-Hua
  Liam's Mother
• 
  Cheng-Chien Chang
  Aaron's Father-in-Law
• 
  Etsen Chen
  Best Man
• 
  Shirley Chien
  President of the Gym
• 
  Ling Chou
  Oppressor Yin
• 
  Sam Ho
  Ron's Husband
• 
  Jill Hu
  Swim Team
• 
  Kuo Yao-ren
  Military Instructor
• 
  Chia-yen Lee
  Swim Team
• 
  J.C Lei
  Younger Twin Sister
• 
  Nita Hsia Jo-Yen
  Older Twin Sister
• 
  Russel Tang
  John
• 
  I.-Fan Tu
  Military Instructor