You were tied up in an abandoned sanatorium, there were three girls sitting on a red couch smiling at you, but their expressions were scarym

Mayu: KONBANWA, Goshujinsama!

Kiku Juon: You know why you're here, right? Goshujinsama.

Sukone tei: It's all Hatsune Miku's fault! But don't get us wrong, we are doing it for love, we will kill everyone who gets in the way of our love, Goshujin.