The Iwatobi Swim Club must win to advance to nationals. As the tournament draws near, the members get nervous. Meanwhile, Rin grows increasingly irritated. As it comes time for the medley relay, each member must find their own answer as they step up to the start line
Big brother, stop playing around!
Großer Bruder, 
hör mit dem Unsinn auf!
Rin, arrête de t’amuser !
Fratellone, smettila di scherzare!
Onii-chan, deixe de brincadeiras!
Брат, хватит дурачиться уже!