Kimi wa Yakamashi Tojite yo Kuchi wo!

Hiiragi Tsukino was born deaf. When she transfers to a new school, she meets a talkative boy named Taiyo Enomoto. Tsukino is slightly taken back by Taiyo, who talks to her without regard to the fact that she cannot hear. When she carefully reads the shape of his mouth, she finds that he is actually saying nothing but nonsense...?