Karasuma Kaei is the only son of the Karasuma family. After his father and the butler who had been taking care of the household for... more>> as long as he can remember vanish without a word one day, it falls to him to deal with the main house, its new butler, and the myriad problems that accompany them. <<less

During their school days, Rin and Karaku were a detective duo of sorts. One day they meet again as adults, and indulge in a stroll... more>> down memory lane together. But what one of them doesn't know is that he is already dead, wandering the earth as a ghost... <<less