The book follows the harrowing journey of two boys abandoned at birth in a Tokyo train station locker, who grow up in an orphanage together and form a deep bond. As they navigate a dystopian underworld filled with violence and decay, the boys, now teenagers, embark on a quest for revenge against the mothers who left them and the society that neglected them. Their search for identity and belonging takes them through a surreal landscape of urban chaos, where their shared trauma and desperation for meaning lead them down a destructive path, challenging the reader with themes of abandonment, survival, and the human capacity for both love and brutality.

The 5587th greatest book of all time