Butterfly and Sword

Butterfly and Sword is a 1993 Hong Kong wuxia film loosely based on the novel Liuxing Hudie Jian by Gu Long. Directed by Michael Mak, the film starred Tony Leung, Michelle Yeoh, Jimmy Lin, Joey Wong and Donnie Yen.

But on the night of the wedding, Ho Ching tries to steal the message, but fail and dies. Sing is devastated by her death, and he goes back to Happy Forest, confronting Ko as to why he wasnt told that Ho Ching was alive all this time, and was being an undercover. Ko is upset by Sings outburst, only wanting what is best for all of them. Ko and Yip forces into Suens Elites Villa, and with Sing already inside, they are able to defeat Suen and take the message. When Ko and Sing deliver the message to Eunuch Tsao, it is revealed that Eunuch Li is really Eunuch Tsao, and that he hatched up the plan to destroy the people of the martial arts world. In the end, Tsao is defeated by the teamwork of Ko, Sing, and a young prince.

Source: Wikipedia