Prologue
Why am I the only one still alive?
That was probably the punishment for breaking the taboo.
Why did we meet?
That must be fate's arrangement.
Then...
Foreword
At_the_moment_of_your_betrayal, Why_my_blade_are_pointing_to_the_person_once_called_friend?
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PS: There are no original characters in this article.
PS2: This article is a supplementary article. The plot is close to the original work, but different.
PS3: The color of this article is obscure and dark, please read with caution.
PS4: If nothing unexpected happens, the update will be on the weekend.
PS5: The possibility of accidents is quite high.