Yufuin's inspiration leads the Defense Club decides to go on a training camp to the ocean on . Meanwhile, the three student council members head to a beach resort in a limousine. The beach has bright sun and white sand, but there's something a little off about it. A strange feeling starts hovering around the group's members...
But when you think about it,
Aber wenn man drüber nachdenkt,
Pero si lo piensan,
Pero si lo pensáis,
En y réfléchissant bien,
Però, pensandoci bene,
Mas quando você pensa nisso,