Now that summer vacation has started, Chizuru wants to play, but Yuki and Kaname won't hang out with him. At Shun's suggestion, they invite the boys and Masaki to a summer festival. Masaki acts rudely to an excited Chizuru. Unimpressed be her behavior, Chizuru noticing something in her expression toward Shun.
If we don't make our choice carefully, 
we'll regret it for sure.
Si no tomamos un decisión cuidadosa 
de seguro que lo lamentaremos.
Si no tomamos un decisión con cuidado 
seguro que lo lamentaremos.
Se não decidirmos com cuidado,
com certeza vamos nos arrepender.