Reincarnated Into a Game as the Hero's Friend: Running the Kingdom Behind the Scenes Novel Volume 4 was written by Yuki Suzuki and illustrated by Sanshouuo.

With Lord Werner's ability to predict the future thanks to his knowledge of the classic RPG in which the world is based, saving the kingdom should be a walk in the park. But politics rarely makes things so simple… Now, along with protecting Mazel's family and devising plans to defeat the demons, he takes on yet more responsibility by attempting to unmask the villains who threaten to destroy the kingdom from within. Will he ever get a break?