Extreme summer heat is ravaging Tempest. Rimuru and crew visit a lake they've been told lies beyond the forest, and they change into swimsuits to start having fun... but Shion and Shuna seem dissatisfied with Rimuru's swimsuit. Veldora watches the gang from inside Rimuru's body as he plays a game of shogi with Ifrit. As the Storm Dragon, one who has never experienced swimsuits or water play, he struggles to understand what all the excitement is about...
Perhaps there is something to be said for 
acting younger than one's age at times.
ربّما هناك كلام يُقال للتصرّف وكأنّنا أصغر
سنّاً من سنّنا الحقيقيّ أحياناً
Ab und an bin ich vielleicht doch
nicht zu alt dafür, ein wenig zu toben.
Supongo que de vez en cuando
puedo soltarme la melena un poco.
Supongo que de vez en cuando
puedo soltarme la melena un poco.
Il faut aller au-delà des clichés
liés à l’âge, vous ne croyez pas ?
Dite che ogni tanto ci si può esaltare per qualcosa 
di poco adatto alla propria età?
Acho que algumas vezes é válido curtir,
qualquer que seja a idade.
Слышал, иногда можно позволить 
вести себя неподобающе возрасту…