from the bungou stray dogs manga, he is a member of the Decay Of Angels composed of 5 members, nikolai is a ukrainian sadistic and loves to speak in great theatrics, he loves quizzes and he's cheery and smart. he wishes to be free as a bird. he likes Fyodor Dostoevsky, another member, he speaks affectionately of him and gives him a nickname, 'dos-kun' or 'dostoy'. he considers himself as a clown and loves magic and performances. Fyodor is his only and closest friend.