The novel series began on July 10, 2005, with fourteen volumes currently published by ASCII Media Works under their Dengeki Bunko imprint.

He is haunted by the ghost of his childhood friend, Misao Minakami, who died in an airplane accident three years earlier, which Tomoharu barely survived.

His life changes when a beautiful girl named Shuri Kurosaki appears with a mysterious trunk which she claims Tomoharu's brother, Naotaka Natsume, asked her to deliver to him.

Things become complicated when Kanade Takatsuki, a girl dressed like a shrine maiden, appears seeking the trunk in Tomoharu's possession.

[22] Theron Martin of the Anime News Network criticized the show for "generally failing to make sense".