If my oc was in Demon Slayer|As a Demon|

I'M SO SORRY FOR THE CONSTANT DELAY. PLS DON'T KILL MEEEEEE!!!!!!!!😭
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Thx fr the 313 subs!
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Song: Soul of the wind-Relaxing Sleep Music + Insomnia - Str...
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Timestamps
0:00-Warning
0:04-Backstory
3:34-Friend's death
3:49-Turning into a demon
3:56-Genocide
4:16-The deal
7:52-Time passes
8:19-The discovery
9:16-Kids?
9:46-Change
10:49-New person?
12:25-Apology