All Ray wants is peace and quiet—something he is never going to get with his idiotic neighbor blasting anime and crazy music at all hours. When he finally breaks down and asks Cata to knock it off, he doesn't expect a friendship to develop. And he definitely does not anticipate a romance.A romance he fears won't last, given that Ray is much more than he seems and only in the apartment building because he's desperately searching for a serial killer—and trying to keep Cata from becoming the next victim.