While cleaning her room, Himeno discovers a New Year's greeting card she got from Naoko when they were kids.
When she tries to get Naoko to explain the message on the card, somehow they end up going out to find Chinese bellflowers even though they're no longer in season?
so I came over and put it 
in the mailbox myself.
فأتيتُ ووضعتها في صندوق البريد بنفسي
così te l'ho messa nella casetta
delle lettere di persona.
então eu mesma coloquei
na caixa de correio de vocês.
и я сама положила конверт в ящик.