game trouble with game RJ188065/コスプレ退魔士セイナちゃんの受難

[scheriel]

after defeating the 3 guys in the school, i am unable to progress any further. tried to interact with every object in the world but still can't find a way to get it working. any form of help is highly appreciated.

http://www.dlsite.com/maniax/work/=/product_id/RJ188065.html