A Silent Voice Volume 3 introduces new challenges as Shoya attempts to navigate the complexities of friendship and societal expectations. The story delves into the intricate dynamics of high school life, where Shoya grapples with the complexities of human relationships. As he seeks connection and understanding, he faces both internal and external obstacles that test his commitment to change.

The volume also continues to shed light on Shoko Nishimiya's experiences, providing insights into her thoughts and feelings as she strives to communicate and connect with those around her. The theme of communication, particularly the struggle to bridge the gap between individuals with different perspectives and abilities, remains central to the narrative.