Daichi Harashima plays a kid fed on genetically engineered food produced by a company called "Superkid", thus having far higher IQ than kids of his age while suffering from mania.
Cho Jeong-Eun
Daichi Harashima
Crystal Tin Yue-Lai
Lam Ka-Tung
Eunis Chan Ka-Yung
Amy Yan Yan-Na
Lam Chiu-Wing
Tong Wai-Kei
Lam Chi-Pao
Lee Ka-Fai
Fanny Lee Man-Fan
Kitty Yuen
Joe Cheung Tung-cho
Abe Kwong
Ben Yuen Foo-Wah