Setelah penampilan pertamanya di panggung dunia kompetitif, Haruka merasa ditawan oleh juara renang Albert, dan merasa seperti tersesat. dia mempertanyakan tujuanya untuk apa Ia Berenang. Haruka mulai tenggelam ke dasar air keruh saat dia berjuang sendiri. Didorong oleh dorongan gelisah di dalam hatinya, Haruka menempatkan dirinya melalui resimen pelatihan yang ketat dan intensif, tanpa henti mengabdikan dirinya untuk berlatih. Dalam hatinya, Haruka tahu bahwa dia mendorong dirinya melampaui batas baik secara fisik maupun mental. Teman-temannya tidak bisa berbuat apa-apa selain mengawasi dan percaya padanya. After his first appearance on the competitive world stage, Haruka is held captive by the swimming of the unmistakable champion, Albert, and feels like he's lost his way. "What do you swim for?" With the current state of things, his swimming and what the water means to him are called into question. Haruka begins to sink to the bottom of the murky water as he struggles on his own. Pushed on by a restless urge in his heart, Haruka purposefully puts himself through a rigorous and intensive training regiment, relentlessly devoting himself to practice. In his heart, Haruka knows that he's pushing himself beyond his limits both physically and mentally. His friends can do nothing but watch over and have faith in him.