Nana heralds from a family of serial killers. She neglects to mention this to her husband, but when Iemitsu makes it clear he doesn’t expect Tsuna to join his family, Nana brings him into hers. This becomes a problem when Iemitsu changes his mind...

In which there are vampires and hunters and watchers and humans, Yamamoto Takeshi is more than a little bit crazy, and Gokudera Hayato is caught in between a whole bunch of loyalties and duties.