Blood Letter ( ) , also released as Sword of the Assassin , is a 2012 Vietnamese martial arts action fantasy directed by Victor Vu , produced by Phuong Nam Films and Saiga Films , in association with BHD . One of the most expensive Vietnamese films ever made , '' Blood Letter '' is considered the first film of its kind , Kiem Hiep ( Sword fighter Adventures ) in Vietnam . It was released theatrically in Vietnam on January 20 , 2012 by Megastar Media . The film was going to be the official submission for Vietnam to the 86th Academy Awards for Best Foreign Language Film . However , on 19 September 2013 , the National Cinema Department announced that the film did not meet the AMPAS criteria for distribution
86th Academy Awards
86th Academy Awards
Blood Letter (film)