It took this HBO series, and Angela Abar's drug-fueled journey through her grandfather's past, to get a front-row look at the origins of... well, everything that makes Watchmen what it is.

Regina King’s Angela Abar, a masked detective in Tulsa, is not merely a crime-fighter—she uncovers a past drenched in secrets. With richly told storytelling and daring gambits, this Watchmen ...