Synopsis: Free! dj - Eikan wa Kimi ni Kagayaku

Relationship: Rin and Haruka After failing to achieve his Olympic dreams, Rin is forced to take up coaching at his local swim club. It is here that he meets 12-year-old Haruka, one of the team's most talented swimmers. Inspired by his desire to help Haruka succeed where he could not, Rin becomes Haruka's mentor and guides him towards achieving greatness.