is this a blueprint overlay of an old rpg maker game level? ;o noice
For sure it's a blueprint of rpg. Reminds me of Priston Tale blueprints. I played this game for so many years.
(https://i.imgur.com/JCRHra9.jpg)
(https://i.imgur.com/eh8kLyV.jpg)
(http://zenit.games/priston/arquivos/imagens/Spawns_Torre_Sem_Fim_3_Andar_2.png)