Great writers reincarnated in this world to protect their literary works. The fight against the invaders continued with new friends. One day, Takeo Arishima's work (Mashiro Sugiyama) 's work, "Descendants of Cain," is eroded. Naoya Shiga (Yoshitani Tani) and Minoru Mushakoji (Daishi Sugie), the same birch school as Takeo Arishima, I, do a secret book to save my friend's work.