An imperial agent gets ridiculed for his various inventions, until his supportive wife encourages him to attend a conference, which's actually a trap to kill all the doctors serving the emperor, where his crazy inventions come in handy.

• Win's Movie Production Limited
• Samico Films Production Co., Ltd.
• Stephen Chow
• Carina Lau
• Carman Lee Yeuk-tung
• Law Kar-ying
• Cheung Tat-Ming
• Tats Lau Yee-tat
• Lee Lik-chi
• Alvina Kong Yan-yin