The Vengeful Beauty is a 1978 Shaw Brothers film directed by Meng Hua Ho, starring Lo Lieh

Lo Lieh

Lo Lieh was a Hong Kong actor in martial arts films. His real name is Wang Lap Tat. After his parents sent him back to China he attended acting school in Hong Kong. He began his martial arts training in 1962 and joined the Shaw Brothers Studio in the same year and went on to become one of the...

, Chen Ping and Norman Chu.
As the trained Flying Guillotine

Flying guillotine (weapon)

The flying guillotine is a legendary Chinese weapon used in the Qing Dynasty in the Yongzheng era.-Etymology, history and description:This weapon supposedly hails from the time of the Yongzheng Emperor during the Qing Dynasty. There are stories and crude drawings detailing their appearance but no...

 assassins secretly working for the Emperor begin their attacks, one of the assassins (Yuen Cheung-yan

Yuen Cheung-Yan

Yuen Cheung-Yan is an actor, director, stuntman, and fight choreographer who has worked for many years in the Hong Kong film industry. During the 1970s and early 1980s, he worked with Yuen Woo-Ping and other members of the Yuen family on several films, some of them bizarre kung fu comedies such as...

) is caught by local security forces. Flying Guillotine leader Jin Gang-feng (Lo Lieh) is ordered to kill every witness including the prison interrogator and his family to keep the assassins a secret.