Coach Sasabe begins training the Iwatobi Swim Club for the upcoming tournament. Meanwhile, Rei is unhappy about the fact that he's the only one who doesn't know about what happened with Rin in the past.  After Rin expresses his frustration, Haruka decides to tell him about what happened when they were in grade school.
You should wait until 
summer before swimming.
Du solltest mit dem Schwimmen 
bis zum Sommer warten.
Debes esperar que llegue 
el verano para nadar.
Solo se puede nadar en verano.
Il vaut mieux y nager en été.
Bisogna aspettare che 
arrivi l'estate per nuotarci.
É melhor esperar até o verão
 para começarmos a nadar.
Нужно подождать до лета,
тогда можно будет плавать.