On a thumb, a sound card; on an index finger, the black key. Electrical cables and extensions tangled in her hair, the pedals of a piano at the tips of her toes. It is impossible to say where the body of the Catalan Marina Herlop ends and where those of her partners in harmony begin: music was a feature of her childhood, she wanted to rebel against it during her teenage years and in her twenties there was no other option for her but to admit that it had never left her body.