Her ability to link the sea and mountains ended up haphazardly binding people's heads and bodies...

The infection was setting off to contaminate all of the surface... There, she connected herself with Reisen, who came to the village to deliver the medicine, and apparently she had taken possession of a body which could not contract the infection.

The intercomm device was repaired around that time.

I see... Then, the sound we all heard around the time the incident break out was...

That was a product devised by lunarian science, a flute, able to produce sounds which could force persons to be split off from consciousness

Eh? When you ring a bell of pure silver, everyone will fall unconsc-

Don't just start dropping off spoilers for other games.

A flute?

You know, like that bamboo cutter story, when he brought the princess back with him, the sound of a flute made all of the people fall asleep.

Indeed... Hmmm, did I hear that story or not, I guess I didn't after all, sorry.

She used that device to put asleep people, who get their bodies switched and set off to search for Eirin-sama...

She let Reisen's body move per her will as to not stress her body with unnecessary burden.

She thought Reisen will come to Eirin-sama's place eventually... However, that was a miscalculation.