The House Rompier is the dominate house of Ubrary, control everything. King Renji let's the Kings of the other houses think they have power to appease the nation but it's really Rompier in control. Since Ubrary is one very oddly shaped island, the head of house Rompier is at the center managing all and appeasing the Goddess Nyxcoelum and the God Diesterra.
  •The House Symbol is the Thunderbird
  •The House Colors are purple and gold
  •(Cannon) Members of the House:
-Renji Rompier
-Nadia Rompier (missing)
-Libby Paayna-Rompier (deceased, mother of all children under Rompier)
-Rhy Rompier
-Roland Rompier
-Kimberly Rompier
-Cosette Rompier
-Zillah Rompier
-Sieanna Rompier
-Huxley Rompier
-Eydis Rompier
-Kieran Rompier (missing)

The House Paayna is like the Barthon of Ubrary- loves culture, art, and music but is quite menacing. Paayna pacifies it's people with a charm casting over it, making everyone docile and creative while Paayna officials experiment with magic and humans. This is the Southern Island, and contains the Verora Court.
  •The House Symbol is the Pegasus
  •The House Colors is green
  •(Cannon) Members of the House:
-Queen Libby Paayna-Rompier (older sister of Jarylo, deceased)
-King Jarylo Paayna
-Queen Eiar Paayna
-Prince Eros Paayna
-Princess Psyche Paayna
-Princess Hedone Paayna
-High Lady Sieanna Rompier
-Sir Cosette Rompier

The House Vasseron is the North Island, and is known as the coldest and deadliest of the islands. It is the military base of all of Ubrary, and is home to the Institute. It is also the home of the Hienebra Court.
•The House Symbol is the Phoenix
•The House Colors are red and orange
•(Cannon) Members of the House:
-King Morozko Vasseron
-Queen Cheimon Vasseron
-Princess Erinyes Vasseron
-Princess Makaria Vasseron
-Princess Melinoe Vasseron
-Prince Zagreos Vasseron
-High Lord Rhy Rompier
-Lady Kimber Rompier

The House of Nathiaria is to the South, and while it is not known for it's beauty and beaches, it is known for it's religion, being devoted the goddess of the sky and god of the earth. It is the Home of the Aesis Court.
•The House Symbol is the Hippogriff
•The House Color is white
•(Cannon) Members of the House:
-Queen Pthinoporon Nathiaria
-Prince Abderos Nathiaria
-High Lady Eydis Rompier
-Sir Zillah Rompier

The House Illicaryn is to the West, and owns all the docks. It is the business side of Ubrary. It is also where the Autumbra Court is.
•The House Symbol is the Wyvern
•The House Colors are green
•(Cannon) Members of the House:
-Queen Theros Ilicaryn
-Princess Eriopis Ilicaryn
-Princess Parthenos Ilicaryn
-High Lord Roland Rompier
-Sir Huxley Rompier