Kotoko is supposed to spend Christmas eve with Jinko and Satomi, but they cancel on her unexpectedly. Kotoko is now all alone at the Irie family’s house. Meanwhile, on his way to Shigeki’s company’s 20th anniversary party, Naoki sees Jinko and her boyfriend in town. On the other hand, Kinnosuke coincidentally encounters Satomi and her boyfriend at the restaurant Aihara. Kinnosuke decides to surprise Kotoko, since she is spending Christmas eve all alone...
so I actually appreciate you and your 
friends being here to have your party.
así que me alegro de que se queden
 en casa con la fiesta.
Así que me alegro de que os 
quedéis en casa haciendo la fiesta.
Comme on va rentrer tard,
ça nous arrange que la maison soit animée.
então eu fico até feliz que 
vocês façam uma festa aqui.