History ShoutOut / TheSexyBrutale

** If you can catch Tequila practicing her singing scant minutes after the start of the loop, she's singing lines from the famous Opera scene of ''VideoGame/{{Final Fantasy VI}}''.

** A parody of ''Art/WandererAboveTheSeaOfFog'' by Caspar David Friedrich. The wanderer has a noose, which seems to drop out of nowhere from the sky, around his neck.

** A parody of ''Wanderer above the Sea of Fog'' by Caspar David Friedrich. The wanderer has a noose, which seems to drop out of nowhere from the sky, around his neck.

** There is a book in Willow Blue's room about [[{{HarryPotter}} "how to split and hide parts of your soul through murder"]].

** A marionette, with strings, is holding a stoat in her arms. This picture is based on LeonardoDaVinci's ''Lady with an Ermine''.

** "The [[{{Killer7}} Killer Seven]]", a book illustrated in "an unusual art style".

** There is a book in Willow Blue's room about [[{{HarryPotter}} "how to split and hide parts of your soul through murder"]].

* The basement:

** "The [[{{Killer7}} Killer Seven]]", a book illustrated in "an unusual art style".

** "The [[{{Killer7}} Killer Seven]]", a book illustrated in a very peculiar style.

* [[spoiler:The basement:]]
** A triptych depicting scenes from the tale "The Story of Aoyagi", another story from Hearn's book.

** "The Mask" by Robert W. Chambers. The story is part of the short story collection ''The King in Yellow''. Several mention ''The King in Yellow'', a play which induce despair and madness in those who read it.
** The personal diary of Charles Joseph Carter. He was a famous American stage magician in real life, also named '''Carter the Great'''. He supposedly held many shows in his mansion's basement in San Francisco, the place rife with occult references.

** Documents about the Riemann hypothesis; see UsefulNotes/Mathematics.

** "The Black Hair" and "Hoichi the Earless", two titles from ''Kwaidan: Stories and Studies of Strange Things'', a book that features several "strange stories" collected and translated by Lafadio Hearn. They also feature in ''Film/{{Kwaidan}}'', a movie adaption.