A former couple talk with each other for the first time after their separation and one short telephone call embodies their years together.

Just when everything was going right, she gets a love letter from the past.

Successful classical flutist Pauli returns to his small hometown after a breakdown. Reconnecting with old schoolmate Iiris, he is drawn into experimental music. Pauli, who has always sought perfection, is drawn to her chaotic energy, and finds comfort in their sonic experiments.