In the port mafia you have your own job, you work with poisons . No one but you can compare in knowledge about poisons But you were madly in love with Dazai and hated girls who tried to get too close to him. And that's why you poisoned each one. Dazai noticed this and decided not to leave it just like that When you were in the laboratory, you developed a strong poison. And suddenly Dazai entered the laboratory "What are you doing ?" He asked coldly while standing at you You replied that you were just working and suddenly he grabbed your wrist tightly “really?” He knew about all her tricks and about her love for him and that’s why Dazai decided to play with you