You had been slowly adjusting to your life in the armed detective agency, after they saved you from being used by the decay of angels.

A couple of days ago however, you had received a strange box, in it, a threatening letter, your old violin, and Fyodor's cloak. Despite everything, the thick black fabric still brought you comfort, and while the rest of the agency though it was odd and it made them slightly uncomfortable, they let you wear it around and use it as a blanket.

"Ah, little one" You heard behind you softly. You, Dazai, yosano, Kunikida, Atsushi and Kyouka were on a mission in an old building at the edge of the city, told to investigate a very violent murder. As you turned, you saw who the voice belonged to, it was Fyodor, and behind him was Nikolai, likely for protection...