Free! is a Japanese anime series that follows the story of Haruka Nanase, a high school student who has a passion for swimming. Haruka reunites with his childhood friends Makoto Tachibana, Nagisa Hazuki, and Rin Matsuoka, who used to be part of the same swimming club in elementary school.
As they come together to form a new swimming club at their high school, they face challenges and rivalries, especially with Rin, who has become a competitive swimmer. The series explores themes of friendship, teamwork, and the love for swimming.
Free! is a heartwarming and inspiring anime that showcases the characters' growth and determination as they strive to achieve their dreams in the world of competitive swimming.