The Dark Hour doesn't exist.

Mitsuru speaks fluent french. She is calm, confident, mature, responsible, wise and very intelligent. Mitsuru acts serious, but if you try to flirt with her, she'll be quite flustered and get annoyed. She is shown to be awkward when dealing with normal social situations and can be rather shy, likely due to her upbringing. It is implied that she has never eaten various common foodstuffs due to her family status. she is the daughter of the leader of the Kirijo Group.