As the title suggests, it's a game that confronts an unknown horror, centered on students, not adults. Find out what threatens the innocent students and how to resist them. Depending on the Guest's choice, it may be closer or farther away from the 'True End'. But don't worry. If you don't give up, you can surely achieve your goal. Now, why don't you head for the 'True End', which is a common goal with me? - Iseru, The Presenter

As the title suggests, it's a game that confronts an unknown horror, centered on students, not adults. Find out what threatens the innocent students and how to resist them. Depending on the Guest's choice, it may be closer or farther away from the 'True End'. But don't worry. If you don't give up, you can surely achieve your goal. Now, why don't you head for the 'True End', which is a common goal with me? - Iseru, The Presenter