The girls are running in their exercise outfits, with the boobs swaying to and fro. Arata's heart races. Everyone's having great time, and then a ghost appears in the library. Arata and the gang go to check it out, and are forcefully transported to the "Eternal Library". There they find the lost Trinity Seven!
If we're looking into this,
Wenn wir sie suchen wollen,
este es el mejor lugar 
para indagar en el asunto.
este es el mejor sitio 
para indagar el asunto.
Si nous voulons enquêter,
il faut nous rendre sur place !
se vogliamo scoprire la verità,
Se estamos envolvidos nisso,