In which episode of Golden Time did Koko say I love you to Banri on the school staircase? - Anime & Manga Stack Exchange

There was a sequence on the school staircase where Koko said "I love you" and Banri fainted. Which episode was that?

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Golden Time - The Promise ^_^ <3 Banri x Koko Forever <3 Great ending ever <3 ~ Tada Banri [ Anime & Otaku Corner ]

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