Realm, formerly Serial Box, is an American audio entertainment company that creates original fiction podcasts and audiobook series, which include continuations of TV series. Realm's podcasts feature an array of production styles depending on the story, some with full casts, others with single voice narration. NPR described Realm as intending to serve as an "HBO for readers". == History == In September 2015, Julian Yap and Molly Barton launched Serial Box. The first production was Bookburners, …