After DIO’s defeat, the Speedwagon Foundation recovers a damaged diary from the ruins of his Cairo mansion. Restored entries reveal DIO’s own account of his search for a mysterious “way to heaven,” along with reflections on his past, his fixation on the Joestar bloodline, and the beliefs driving his plans. Written from the villain’s perspective, Over Heaven revisits events and relationships from across the Joestar conflict through the private record of the man trying to shape them to his own ends.