An era when non-humans were still rampant here and there. Tsukumo Tsukumo is a 15-year-old boy who lost his parents. used to run an antique dealer. Kyokuro, who can see and talk to the spirits of Tsukumo...

Alice, a magical antiquarian, is involved in a locked-room murder at the royal castle where a tea party is held. The suspect is Tetra Heart, a princess with the right to inherit the throne. She has long been...

[Domination Blossoms Through Bondage Play] --Oyama Keita, a part-time restaurant delivery man, accidentally breaks an expensive teacup belonging to an antique dealer, Utsuki-do. The owner of the store, Soraki...

Somewhere out there, there is a small shopping arcade full of quirky, mysterious stores. There you can meet with a lace-seller who deals in ornate lacework left behind by the deceased or find yourself in a shop...

In our world there are objects that go by the name of "Relics". Not antiques or items of classical art, but mysterious things like a stone that brings luck, a doll whose hair grows night after night, or a...