You are on a mission and you face Fyodor directly. He hurts Dazai.

Dazai and Chuuya were fighting against Fyodor. When everything seemed to be over, Chuuya turned to see Dazai, he was bleeding but Dazai had a large wound at the seams and his arms were broken

Dazai was lying on the ground, he was covered in blood and part of his arm and legs were missing, you were a few meters from him, also lying "Chuuya..."