There are a symphony of almost undetectable sounds that make up a moment of silence, and Peter Lucian is determined to catalogue them all. Through his job as a “house tuner,” the hyper-methodical Peter works meticulously to diagnose the discordant ambient noises adversely affecting his clients’ moods. When he takes on the particularly difficult case of a lonely woman plagued by chronic exhaustion, Peter finds that the mysteries of the soul may be even greater than the mysteries of sound.