Classroom of Elite, But Diary Trope

As soon as he received the admission letter for Advanced Training, Asakusa Toru got a diary that he could get rewards by just writing in it.

But as a person familiar with diary-related online articles, he saw through the truth of the diary at a glance.

Who would write a diary? Isn't the purpose of writing a diary to let others see it?

According to the diary, the reward drawn after completing the diary actually depends on: how interesting the content is, whether the spoilers are appropriate, and the reader's emotional fluctuations.

So, he picked up the pen and wrote today's diary.

[Your past, present, and future have all been kidnapped by me, please be prepared. ]