Kousei, Tsubaki & Watari sit down to watch Kaori's performance which ends up being completely unlike anything else they've seen. Kaori just seems to have a way with music completely different to how Kousei was taught.

Kousei and Kaori arrive just in time for the competition, however without a chance to practice the piece how will Kousei be able to perform? And how can he survive on stage with the memories of his mother still haunting him?

The Maihou Music Competition has started and Kousei is starting to feel his fears catching up with him. At the same time some old rivals have appeared and are set on competing with Kousei.

Takeshi Aiza and Emi Igawa. These two have a strong rivalry with Kousei. But what drives them to play piano?

It's Kousei's turn to take the stage, and everyone is waiting to see whether or not he will be able to play. How will he be able to perform with the memories of his mother still floating in his mind?

The OVA focuses on Kousei, Emi, and Takeshi when they were younger, showing their troubles during their competitions and the beginning of their rivalry.