Hero Mask

HERO≠MASK is a Japanese ONA anime series produced by Pierrot for Netflix. The series is written and directed by Hiroyasu Aoki, and premiered worldwide on December 3, 2018. The anime aired on Tokyo MX from July 2 to December 10, 2020, making it the first true Netflix original anime to broadcast on linear television in Japan. A second season premiered on August 23, 2019.

On June 2020, it was announced that Hero Mask would receive a manga spin-off titled Hero Mask: A lost memory which would be serialized on the LINE Manga app starting on July 7, 2020.

Plot
Set in a fictional London, James Blood is a hot-blooded officer working for the elite "Special Service of Crime" (SSC) division within the Capital Police Department. Sarah Sinclair is a subordinate to Crown Prosecutor Monica Campbell, whose witness suddenly drops dead while working on a high-profile case involving the LIVE Corporation. Shortly thereafter, the police station is attacked by an enemy James thought long dead. James ends up teaming with Sarah to uncover the perpetrators behind these events, dragging them into a conspiracy involving LIVE, escaped prisoners who supposedly died years ago, and masks that give their wearers superhuman abilities.