Chaya Czernowin Heart Chamber Naxos DVD Patrizia Ciofi, soprano; Dietrich Henschel, baritone; Noa Frenkel, contralto; Terry Wey, countertenor; Frauke Aulbert, vocal artist  Deutsche Oper Berlin, Johannes Kalitzke, conductor   Chaya Czernowin’s opera Heart Chamber deals with the emotional journey involved in navigating a relationship. It does so with large-scale forces; in addition to vocal soloists, a substantial orchestra, a chorus and chamber ensemble placed on the sides of the stage, and surround electronics. Because this is a love story that is not without its travails, and the interior lives and subconscious feelings and fears of the characters are so potent,