Missing Fire

"Look, I know what you're thinking. It seems impossible because I thought so too. But he looks so much like him, even his eyes. I may not have seen him for eight years, but I'll never forget those eyes,"

or

They used to be seven twins but now they were reduced to six as one of them left them forever. However, suddenly after eight years, a person that resembles their dead brother comes into their life. Could it be possible?

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Warning:
Rated M for mature content, language, blood, violence.
I also post on Ao3. ( @/ Luv_chaos )