Kazuhiro Kitase goes on many adventures...in his dreams. When the Elf girl he always explores with suddenly appears in the real world, Kazuhiro is thrust upon new adventures throughout Japan with the lovely Ms. Elf!

A thousand years ago, there was a feared tribe of super-powered vampires called "True Bloods" that have since disappeared—except for the youngest, Ristia. Awakened from her slumber, she has one desire: get herself a little sister to dote over!

Kazuhiro Kitase goes on many adventures...in his dreams. When the Elf girl he always explores with suddenly appears in the real world, Kazuhiro is thrust upon new adventures throughout Japan with the lovely Ms. Elf!