Goto relentlessly marches forward to uncover the identity of the man who seemingly without reason, imprisoned him for ten years. But Goto's nemesis wants Goto to find him. Is allowing Goto the opportunity to enact his revenge just another part of his twisted plan? As Goto struggles to find out the motive behind the punishment he endured, Goto receives clues suggesting a connection to a time long forgotten from his adolescence. Could all his torment have been the result of a schoolyard grudge? The cruel game has only just begun. Collects Oldboy Volumes 5-8.