A Silent Voice (2016)

Shouya Ishida always look for ways on how he can kill boredom. One day, when the deaf student named Shouko Nishimaya, transfers to his class, she became his target for bullying. Every day, Shouya picks on the new student, makes fun of her every chance he gets, to the point of Shouko leaving school. Five years later, Shouya crossed paths with Shouko again and is willing to seek for forgiveness and correct his mistakes.