"Steffi doesn't talk, but she has so much to say. Rhys can't hear, but he can listen. Steffi has been a selective mute for most of her life. She suffers from crippling anxiety and, despite her wishes, in most situations can't open her mouth to get the words out. Steffi's been silent for so long that she feels completely invisible. But Rhys, the new boy at school, sees her. He's deaf, and her knowledge of basic sign language means that she's assigned...