Hello, Diamond Wall?

This is the author's note!

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Hello! I'm Jjakka, and this is my first post!

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First of all, this is a free-form series!

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It is a free-form series, but I plan to upload at least one post a day if possible!

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First of all, this post does not have a prologue or character introductions...

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I will work hard to upload more from now on!

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Well then, goodbye everyone~