
Midori, a VTuber, has just moved into a cheap one-room apartment in Tokyo. Furnished, appliances included, not even a stigmatized property — she was relieved, for a moment. But then she finds a single letter left on top of the washing machine. "If anyone is reading this, whatever you do — don't look in the mirror. Leave now." "If you've already looked into it... you can no longer leave this room." "But there is one way out."