After his first appearance on the competitive world stage, Haruka was overwhelmed by Albert’s swimming and lost his way. “What are you swimming for?” His reason to swim and what the water means to him are called into question. The question has trapped Haruka, and he struggles to find the answer on his own.
Haruka Nanase's new stage to take on the world is Sydney – a place he once visited, a place of dreams. One day, while taking a short break before his departure, Haruka coincidentally runs into a swimmer that competed at the All Japan National Championships, andi s burning for a challenge. With the feelings of his friends whom he swam together brimming in his heart, Haruka steps forward into a brand new world. What awaits him is the world champion, Albert Volandel. The swimmers mentally prepare themselves for the competition in Syndey. What will they fell and what will they swim for as they compete for a place at the top of the world? Their intense battle with the water begins here!
Erez, a rising star in the Israeli swimming scene, arrives at a godforsaken training camp held in a boarding school. The winner of the competition held there wins one ticket to the Olympics. There he meets Nevo, beautiful, gifted, who awakens subconscious desires in him. However, their swimming coach does not believe in friendships between competitors. Warned to stay away from Nevo, Erez is still too attracted to him. In between practices, he attempts to act upon his feelings…
Higashigaoka High School’s male swimming club presently has only three second-year members – leader Sakaki Shuhei, Shinozuka Daiki and Koganei Haruyoshi. They welcome the new school year with the aim of getting members.
The story revolves around Haruka Nanase, a boy who has always loved to be immersed in water, and to swim in it. Before graduating from elementary school, he participated in a swimming tournament along with his fellow swimming club members, Makoto Tachibana, Nagisa Hazuki, and Rin Matsuoka. After achieving victory, each of the boys went their separate ways. Time passed, and in the middle of their uneventful high school lives Rin appears and challenges Haruka to a match, showing Haruka his overwhelming power. Not wanting it to end like this, Haruka, gathers together Makoto and Nagisa once again and brings a new member named Rei Ryugazaki to create the Iwatobi High School Swimming Club in order to defeat Rin.
Selma and Sinan are a couple who now find it difficult to endure each other. At the end of high school, rumors start circulating about their son Umut, who is gay. While Selma and Sinan are trying to cope with their tiring marriage, Umut suddenly disappears.