Starting that day he lost his ability to play the piano.
Then one day at school Arima saw a violinist playing violin with the other kids and said " What a good picture they make" then he take a picture of them.
Arima met that girl in the middle of spring season, but who knows this girl was a fan if Arima when he played the piano on stage and alot of kids are looking forward to him as a pianist.
That girl was Tohka, Tohka was shocked but still she acted normally, she was a crazy that looks like an angel.
They introduced themselves to each other and started to work with each other.
