The end of the 19th century. A vampire's wife is murdered, and the detective known as the "cage user" is called in to solve the crime. But there's more to the detective and the curtained birdcage he carries ...

As a child, Oscar, Crown Prince of Farsas, had been cursed to be childless. At the age of 20, he paid a visit to Tinassha, the strongest witch in the continent, to break the curse. He came back bringing Tina...

Suzu: looks to be in her twenties; actually an immortal who has lived for 398 years. Usami Sakurou: looks like a 19-year-old; actually is a 19-year-old who helps his lover to commit suicide daily. This is th...