Spanish film about a photographer and girlfriend that travel around murdering people

Las Espadas is a superstitious town that has been haunted by the ghost of The Killer Bride for years. Almost all Las Espadas residents have stories of encountering the woman in the bloody wedding dress and veil. They say that the ghost is biding her time to exact revenge on the people who had hurt her in the past.

Amnesiac assassin Yue Yao is sent to kill the ruthless General He Yunxing. After her attempt fails, she is forced to pose as his bride to complete her mission. As a series of mysterious murders unfold, Yue Yao begins to regain her lost memories, only to realize she's caught in a much larger scheme.