血字研究揭示了文字与文化的深厚联系，承载着人类情感与历史记忆。金牛女和天蝎男床上绝配

　　A corpse is found in an empty house with the word 'Rache' scrawled on the wall next to it. The police arrest a suspect but then a similar murder occurs, proving that they have the wrong man. In exposing the real killer Holmes uncovers a feud stretching back to Salt Lake City and the Morman community.