The film continues the story of ancient Japanese rōnin warriors set 300 years after 47 Ronin, in a modern-day world where Samurai clans exist in complete secrecy.

The project was described by the filmmaker as "genre-blending", as a combination of martial arts, action, horror and cyber-punk genres.

[3] The plot of the film will take place 300 years "into the future", and will be produced by Universal 1440 Entertainment and distributed by Netflix.

[4][5][6] In April 2021, Aimee Garcia and AJ Mendez joined the production as co-screenwriters; the pair of writing-collaborators' first feature film credit.

The fictional plot, set in modern-day, centers around factions of Samurai who have operated in secrecy for centuries.