On the way to Shirokusa's villa, an argument between Maria and Shirokusa evolves into the decision to have a cooking contest. The girls seem excited to shop for ingredients. As he watches them Sueharu thinks of Kuroha, who hasn't arrived yet. At the same time, Kuroha worries about Sueharu and the studying he needs to do during their trip. Sueharu knows nothing of their worries as he has fun playing on the beach, but then Shirokusa sends him a message asking him to meet her in secret.
I kind of overheard.
.سمعت ذلك نوعًا ما
Hab eben das ein oder andere mitgehört …
Je t’ai entendue marmonner.
Prima ho sentito qualcosina.

Eu acabei te ouvindo um pouco.
Случайно подслушал.