The Twins Effect II is a 2004 Hong Kong film directed by Corey Yuen and Patrick Leung. The film is a sequel to The Twins Effect 2003, but has a completely different story from the first film. It starred Charlene Choi and Gillian Chung of Cantopop duo Twins in the leading roles. Costars include Donnie Yen, Daniel Wu, Edison Chen, Wilson Chen, Tony Leung Kafai, Qu Ying, Fan Bingbing and Jim Chim. Jackie Chan also makes an appearance, along with his son Jaycee Chan who is in his debut. The films original English working title was Huadu Chronicles Blade of Rose and DVD release title is Blade of Kings.
Even as the four make their way toward the sword, the queen is preparing for their destruction, using her army and her powerful magic. A final battle will decide the fate of the land.
Source: Wikipedia