Neutrino Humanoid -Beloved Chakundevi King- Paid Version [Dameningen no Shuchou]

Synopsis

Christopher, a massless life form soldier serving in the Camilla Galaxy far beyond Earth, crash-lands on Earth due to an accident during military exercises. While Earth appears to be ruled by humans on the surface, it is actually controlled by yokai in the shadows. Christopher takes up work as a servant for a feudal lord he meets on Earth, but back in Camilla, an incident unfolds that will involve the entire planet.