Coach Sasabe begins training the Iwatobi Swim Club for the upcoming tournament. Meanwhile, Rei is unhappy about the fact that he's the only one who doesn't know about what happened with Rin in the past.  After Rin expresses his frustration, Haruka decides to tell him about what happened when they were in grade school.
Why does it matter who's 
swimming in their relay?
Warum ist es wichtig, 
wer in der Staffel schwimmt?
Además, qué importa quién 
vaya a participar en el relevo.
Además, ¿qué más dará 
quién participe en el relevo?
Peu importe qui nage 
dans ce relais, non ?
Non ha nulla a che fare con
 chi parteciperà alla staffetta, no?
Do que importa quem está
 nadando do lado deles?
Почему так важно,
кто участвует в их эстафете?