Ondine continues it's long-term collaboration with Einojuhani Rautavaara, the Latvian Radio Choir and Sigvards Klava by presenting the world première recording of Rautavaara's Missa a cappella. Being praised by Gramophone as an outstanding body of singers, the Latvian Radio Choir is one of the top chamber choirs in Europe. This is choir's follow-up disc to their highly successful recording of Rachmaninov's All-Night Vigil, which was Gramophone's Recording of the Month in February 2013.