Rin, now living in Australia, trains hard every day with swimmers from all around the world. Then a Japanese guy shows up where his team is training, challenging each of his teammates to races and beating them one by one. Even Rin is surprised when this newcomer reveals his identity...
I'm not sure if it's right for 
all of us to just barge in.
لست متأكداً ما إن كان من اللّائق أن نذهب
جميعاً بلا موعد
Es wäre wohl nicht so gut,
wenn wir ihn alle auf einmal überrumpeln.
No sé si esté bien que vayamos todos.
No sé si está bien que vayamos todos.
je me demande
si c’est une bonne idée.
Non so se sia il caso 
di andare tutti quanti a pressarlo.
Não sei se devíamos todos aparecer lá.
Я не уверен, правильно
ли будет, если мы все заявимся.