The ten "top ten students" of Shiling College [Don't ask me why there are so many 10=-=] collectively traveled to a different world during a school trip. What spiritual things are waiting for them? Monster? Or a monster? They must recognize the cruelty of fate, good and evil, trust and betrayal, just a thought away.
[This writing style is natural, without losing humor, the process is slightly sadistic, and the ending is HE]