S3E07 A Solitary Medley!

A Solitary Medley! (孤高のメドレー！ Kokou no Medoree！) is the seventh episode of Season 3 of the Free! anime and the thirty-second episode of the overall series. It aired on August 22, 2018.

Synopsis
Haruka Nanase is learning new swimming strokes with coaching from the mysterious man they've been seeing around campus. Nao Serizawa urges Natsuya Kirishima to get serious about his brother, Ikuya Kirishima, and his own swimming career. Sosuke Yamazaki leaves to train in Tokyo. At the College Championships, Haruka appears beside Ikuya in the Individual Medley and they make amends.

Source: Wikipedia, with author's permission.

Characters
List of characters in order of appearance: