There's trouble at the beach.  The four swim club members are forced to revisit their motivation to swim.  After Rei asks Makoto about his odd behavior during the training camp, Makoto tells them about his past.
Don't worry.
Keine Sorge.
No te preocupes.
No te preocupes.
Ne t’inquiète pas.
Non preoccuparti.
Não se preocupe.
Не волнуйся.