Hīragi Tsukino was born deaf. When she transfers to a new school, she meets a talkative boy named Enomoto Taiyō. Tsukino is slightly taken aback by Taiyō, who talks to her without regard to the fact that she can't hear.

柊月乃は生まれつき耳が聞こえない。そんな彼女が転校先で出会ったのは、おしゃべりな男子・榎本太陽。聞こえないことなんかお構いなしにしゃべりかけてくる太陽に若干引き気味な月乃。