I cut my legal drama teeth binging syndicated episodes of the original “Perry Mason.” My tween self was in awe of the 1957 series’ handsome leading man and his sharp and stylized courtroom dealings, which led to a lifelong obsession with mysteries and all things crime-related. So when I heard HBO was revamping the beloved procedural, I was all in! Having read little about it prior to viewing, the first episode left me confused.