Haruka, Makoto, Nagisa, and Rei swim in their individual events.  Rin becomes irritated as he remembers watching them swim back in grade school.  Afterwards, the four Iwatobi Swim Club members must prepare for the medley relay.
I'll have the theory 
memorized by tomorrow!
Bis morgen habe ich die Theorie drauf!
¡Me aprenderé perfectamente 
la teoría para mañana!
Mañana me sabré de memoria 
toda la teoría al respecto.
J’aurai appris toute la théorie 
pour demain !
Avrò memorizzato tutta 
la teoria entro domani mattina!
Eu vou decorar toda a teoria até amanhã!
Я выучу всю теорию до завтра!