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!
Bis morgen habe ich die Theorie drauf!
¡Me aprenderé perfectamente 
la teoría para mañana!
¡Mañana me sabré 
toda la teoría!
J’aurai appris toute la théorie !
Memorizzerò tutta la teoria!
Vou ter toda teoria decorada!
Я выучу всю теорию!