Blood on the TracksBlood on the Tracks.

Blood on the Tracks (Japanese: 血の轍, Hepburn: Chi no Wadachi) is a Japanese manga series written and illustrated by Shūzō Oshimi. It was serialized in Shogakukan's seinen manga magazine Big Comic Superior from February 2017 to September 2023, with its chapters collected into 17 tankōbon volumes. The story follows a middle school student, Seiichi Osabe, and his relationship with his overprotective mother, who after a certain event, begins to show a darker and horrifying side towards her son.