The Iwatobi Swim Club needs one more member before it can participate in relays.  Nagisa has set his sights on his classmate Rei, who is a member of the track team.  Despite Rei's refusal to join, but Nagisa appears intent on recruiting Rei into the swim club.
Let's go home together.
Lass uns zusammen nach Hause gehen.
Vámonos juntos y hablemos de natación.
Oye. ¿Por qué no volvemos juntos y 
hablamos de lo apasionante que es la natación?
Rentrons ensemble.
Torniamo a casa insieme.
Vamos para casa juntos.
Давай пойдём домой вместе.