In One Piece, Imu is revealed as the shadow ruler who has existed since the mysterious Void Century, 800 years ago. This revelation raises deep questions about immortality, hidden power, and the erasure of history. The Void Century itself remains one of the greatest mysteries in the series, and Imu’s survival ties directly into it. Why was the Void Century erased, and how does Imu’s existence tie into that? and why does he want any information regarding the void era not to be known