Tetsuya and Rie go on their date to Kamakura, where she tells him that she will be leaving the house, and slaps his hand away when he tries to hold hers. The house has a Christmas party that also acts as Masato and Rie's goodbye party. After three months together, everybody cries saying goodbye to the two the next morning, and Masato leaves Tetsuya a letter. (Source: Wikipedia)