Ep. 21: Yuuki reconnects with hospitalized friend Non, who has changed due to loneliness.

Nobuhiro is revealed to be Non, a childhood friend of Yuuki from the time she was hospitalized. Due to the isolation of growing up in a medical facility, Non has undergone significant personal changes. Kotoko steps in to communicate with him, successfully bridging the emotional gap. Through her efforts, Non comes to understand the extent of the support and affection provided by those around him, helping him recognize the people who care for his well-being.

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