Lemon and Yanami join the literature club. Pressured by the student council to demonstrate their club activities, Tamaki and Koto decide that everyone should write and submit web novels. The members head to the beach together for a weekend training camp.
But with the beach as an excuse, they willingly 
walk around in what is essentially underwear.
لكن بوجود الشّاطئ كعذر، فهُنّ يمشين
طوعاً بلِباس داخليّ حتّى
Jedoch ist das Schwimmen
im Meer Grund genug für sie,
Pero con la noble causa
de bañarse en el mar,
Pero con la noble causa
de bañarse en el mar,
Mais sous prétexte
que ça permet de se baigner,
Però, con il pretesto di potersi fare
il bagno al mare,
Porém, com a desculpa de
que vão nadar na praia,
Но на пляже их священный долг —
выбрать наряд,