Kohaku has located the treasure left behind by Byakuya and the others, but it's encased in concrete. Senku has to devise a plan to quietly get at the contents inside, so as to not alert the guards.
Why are you doing that here?!
!لماذا تفعل ذلك هنا؟
Por que está fazendo isso aqui?
Почему ты делаешь это здесь?!