Princess Of Port Mafia ~ Dazai x Sister! Reader

I was a walking nightmare. Killing anyone. But I wasn't always like this. I thought he was dead... but now I've been told the truth. He's alive ~!
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Heyo it's Ace. My other story will slow updating due the fact that it's running too fast and it's really bad lmao. Welp i have two now ヽ(・∀・)