 Was originally planned to be a prequel to  _Ying hung boon sik (1986)_ (qv) but a falling out between  John Woo (I) (qv) and producer Hark Tsui (qv) prevented this  from happening. Woo reworked the script into what it is today, and  Tsui made his own prequel, _Ying hung boon sik III (1989)_ (qv).