Ougi acts as the primary antagonist throughout much of the Second Season and Final Season , though their relationship with Araragi eventually shifts after their identity is formally acknowledged and "fixed" by the real Meme Oshino.
: Characterized by pitch-black, pupil-less eyes, short black hair, and abnormally long sleeves that hide their hands, Ougi's design emphasizes their role as a manifestation of "the darkness". Oshino Ougi
: Ougi is depicted as genderfluid or non-binary. While they typically appear as a girl to Araragi, they manifest as a boy in the Suruga Devil story to Kanbaru Suruga, stating they have "always been" male. Ougi acts as the primary antagonist throughout much