Somehow, the guitar that he used to love to play and the basketball games that he found so fun just lost their appeal...

That was until Ritsuka Uenoyama randomly met Mafuyu Sato. Ritsuka had started losing his passion for music in his everyday life, but then he hears Mafuyu sing for the first time. The song resonates with his heart and the distance between them starts to change.

[Source: Crunchyroll]

High school student Ritsuka Uenoyama is shocked when he hears Mafuyu Sato’s singing voice. He and his other bandmates, Haruki Nakayama and Akihiko Kaji, then welcome him into their band as a vocalist. After Mafuyu joins, their first live performance is a huge success, and they make their official debut as the band “Given.” In the midst of all this, Ritsuka realizes that he has feelings for Mafuyu and they start seeing each other. Meanwhile, Haruki secretly has had feelings for Akihiko for years, but Akihiko was still in a relationship with his roommate, the violinist Ugetsu Murata. Haruki, Akihiko, and Ugetsu’s love clashes on the big screen and starts to move forward.

[Source: Crunchyroll]

The OVA, bundled with a special edition of the seventh manga volume, will tell an "other side" story centered on Mafuyu Satou and Ritsuka Uenoyama that wasn't featured in the Given movie.

[Source: MyAnimeList News]