Game of Shikano (Prolog)

500 years ago there lived creatures named Shikano. They killed almost 90% of all humans in the year 1507, until an single unknown person killed them all. In the year 2019 a Boy named Kirada comes back to his hometown where he finds a videogame... But what did the game has to do with the long dead Shikano find it out. (or not because that's only the Prolog) 500 years ago there lived creatures named Shikano. They killed almost 90% of all humans in the year 1507, until an single unknown person killed them all. In the year 2019 a Boy named Kirada comes back to his hometown where he finds a videogame... But what did the game has to do with the long dead Shikano find it out. (or not because that's only the Prolog) 500 years ago there lived creatures named Shikano. They killed almost 90% of all humans in the year 1507, until an single unknown person killed them all. In the year 2019 a Boy named Kirada comes back to his hometown where he finds a videogame... But what did the game has to do with the long dead Shikano find it out. (or not because that's only the Prolog)