Some season 2 spoilers, but no major reveals.) The Locke siblings face a demonic dynamic duo intent on bringing chaos to our world and must defend themselves, armed with only a handful of magical keys, in the second season of Locke and Key. In our 2020 year-end TV roundup, I wrote that Netflix's adaptation of the comic book series, by Joe Hill and Gabe Rodriguez, successfully brought 'the fabled Key House and the darkly fantastical world of the comics to vivid life.' The second season is even better: it's faster-paced, it has intriguing character arcs, and it delves a bit more into the history and mythology behind Key House and its magical keys.