What is the movie A Silence Voice about?

The film covers elements of coming of age and psychological drama, dealing with themes of bullying, disability, forgiveness, mental health, suicide, and friendship of opposite sexes. It follows the story of a former bully turned social outcast, who decides to reconnect and befriend the deaf girl he had bullied years prior.[6]

A Silent Voice is a Japanese animated film about a boy who used to bully a deaf girl, but was then shunned himself for bullying her. Years later, they reconnect and he tries to atone for his past. The film touches upon many charged topics especially prevalent in Japanese high schools from bullying to disability to suicide and mental health.