Sotto Voce is an Italian expression indicating to speak in a soft voice, in an undertone, like when whispering sweet words to a lover in moments of intimacy, to share a secret, to offer a suggestion, to deliver a threat to someone while avoiding being overheard by anyone else except the sole person the message is meant for.
The title "Sotto Voce" title in Italian could indeed lead to the literal translation of "Under The Voice" in English, since the entire episode is has The Voice (the main villain of Season 3 episode 15), is back and trying to exact his revenge on Harold, keeping everyone under his rules once more.
The title "Sotto Voce" title in Italian could indeed lead to the literal translation of "Under The Voice" in English, since the entire episode is has The Voice (the main villain of Season 3 episode 15), is back and trying to exact his revenge on Harold, keeping everyone under his rules once more.