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!
Wait... So the girl who turned into a ghost...
Warte … Das Mädchen,
das zu einem Geist geworden ist …
Entonces, la chica que se 
transformó en fantasma...
Entonces, la chica que se 
transformó en fantasma...
L’histoire de toute à l’heure…
Non dirmi che quella 
che si è trasformata in un fantasma è...
Espera aí... A garota que virou fantasma...