"Most Evil II" is Steve Hodel's follow-up investigation (2009-2015) into his father's potential murders and introduces new evidence and additional linkage obtained by him over the past six years. Included in that evidence, is the solving of the Zodiac s forty-five year cryptic cipher, which gives us the answer to the question asked in "Most Evil," Were Black Dahlia Avenger and Zodiac the same serial killer? ".