Inui Seishu

From Ep.4, Season 3

it was midnight suddenly you heard a knock on your door, it was Takemitchy, Inupi's back was turned, takemichi brought you your boyfriend

Takemitchy:"...This is what happened."

He explains everything that happened to you. You notice that Inupi was seriously injured, with bruises all over his body, on his face, he is unconscious