Akutagawa Ryunosuke x Fem Reader After Mori senpai became the boss of the Port Mafia, he decided to use you as a silent assassin in which no one can know about your existence. Not even Dazai knew you existed. You were ten when you were removed from public knowledge. Now that you are eighteen, Mori senpai has no reason to keep you a secret anymore. You have a new mission different than all your other missions. It's to capture the weretiger.