In a shocking twist, Kyousuke's sister Kirino has decided to study abroad...and Ruri Gokou, a.k.a. Kuroneko, is transferring to Kyousuke's school! Is his homeroom prepared to have the dark Queen of Nightmare among them...and is the manga world prepared when Kuroneko makes her first pitch to a professional company? One thing's for sure--Kyousuke will be by her side, supporting her. But how close is &quot;by her side&quot; going to be...?<br>This is a new spinoff of the Dark Horse series, <i>Oreimo</i>, staring the fan-favorite character, Kuroneko.