Blood on the Tracks, volume 12

"..if you enjoyed Oshimi's previous work with "Flowers of Evil", and you enjoy dark storylines with twisted characters, you'll no doubt enjoy "Blood on the Tracks"! Recommended!" - Neo Tokyo 2099

Up on the hill, Seiichi's encounter with Shigeru merges with his own experience of being cast away by his mother, Seiko—and in that moment, he kills Shigeru in order to kill himself, a sacrificial rite to permanently sever his connection with his mother. Taken into custody, Seiichi feels only relief...

But Seiko isn't gone from his life yet!!