After the breakup of his middle school swim team, Ikuya decided to get stronger on his own and not rely on anyone. But then Haruka, breaking out of his freestyle comfort zone to swim in the individual medley, tells Ikuya, "You're not alone." As the two race side by side, Ikuya hears the sound of Haruka swimming, and suddenly he feels something in him changing...
Do you want to be in the freestyle relay,
،هل تريد المشاركة في السّباق التتابعي الحرّ
Magst du bei der Freistilstaffel mitmachen,
¿Quieres estar en el último evento,
el relevo de estilo libre?
¿Quieres estar en el último evento,
el relevo de estilo libre?
La dernière épreuve,
le 400 m nage libre, ça te tente ?
Non ti andrebbe di partecipare alla gara chiave 
di questo torneo, la staffetta free?
Você quer participar
do revezamento livre,
Не хочешь поплыть в эстафете