Kanon -

: Like the musical form it is named after—where a melody is repeated and layered by different voices—the story layers the lives of five girls, each carrying their own trauma and "small miracles" that harmonize with the protagonist's journey. The Spiritual Kanon: Repentance and Grace

: The narrative follows Yuichi Aizawa, who returns to a snowy town with forgotten memories. It suggests that even when we forget others, the kindness or pain we caused remains a permanent part of their reality.

In a religious and musical context, (The Canon of Repentance) is a profound liturgical work, most notably set to music by composer Arvo Pärt . Arvo Pärt: Kanon Pokajanen - ECM Records